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Personal finance

Buy Now, Pay Later vs. Building Real Credit — What Students Should Know in 2025

Buy Now, Pay Later vs. Building Real Credit — What Students Should Know in 2025

Buy Now, Pay Later vs. Building Real Credit — What Students Should Know in 2025

BNPL apps make spending easy, but they don’t actually build your credit score. Learn the real difference between “Pay Later” tools and true credit building — and how students can safely start building credit in 2025 with Fizz.

BNPL apps make spending easy, but they don’t actually build your credit score. Learn the real difference between “Pay Later” tools and true credit building — and how students can safely start building credit in 2025 with Fizz.

BNPL apps make spending easy, but they don’t actually build your credit score. Learn the real difference between “Pay Later” tools and true credit building — and how students can safely start building credit in 2025 with Fizz.

Oct 10, 2025

Sam Lipscomb

3

min

You’ve probably seen it at checkout: “Buy Now, Pay Later — pay in 4 easy instalments.”
It sounds harmless. No credit card, no interest, and you get what you want right away.

However, here’s the catch: while BNPL apps may seem like a path to financial freedom, they often have no impact on your credit score. In 2025, as student spending shifts increasingly online, understanding the distinction between short-term convenience and long-term credit building has never been more important.

Let’s break it down.

What “Buy Now, Pay Later” Really Means for Students

Buy Now, Pay Later (BNPL) services like Klarna, Afterpay, and Affirm let you split purchases into smaller payments, usually over four to six weeks.

They’re marketed as an easy alternative to credit cards, especially for young people who don’t want to deal with interest or credit checks.

But here’s what most students don’t realize:

  • BNPL usually doesn’t build credit.
    Most of these services don’t report on-time payments to credit bureaus, meaning your responsible habits go unnoticed.

  • Missed payments can hurt you.
    If you miss a payment, some BNPL providers report it as a delinquency, so you get the downside without the upside.

  • It’s easy to overspend.
    BNPL makes it painless to buy things you can’t afford right now. That can lead to juggling multiple apps and missing due dates.

Example:

Let’s say you buy $200 worth of sneakers using a BNPL app, splitting it into four payments. You pay them all on time, great.
But when you check your credit score, nothing’s changed.

That’s because BNPL doesn’t teach you credit discipline or build the financial track record lenders look for.

Building “Real” Credit: Why It’s Different

Unlike BNPL, building credit is about proving you can borrow and repay responsibly over time.

Your credit score affects everything from renting an apartment to getting a car loan or even a job offer. And that score is built using key factors: 

Factor

Weight

What It Means

Payment history

35%

Whether you pay bills on time

Credit utilization

30%

How much of your available credit you use

Credit history length

15%

How long you’ve had credit accounts

Credit mix

10%

Variety of credit types (cards, loans, etc.)

New credit

10%

How often do you apply for new accounts

BNPL doesn’t impact most of these, but responsible credit tools do.

Why Many Students Struggle to Start Building Credit

Here’s the reality: most college students don’t have jobs or long credit histories, so banks often reject them for credit cards.

Even if you get approved, it’s easy to fall into traps like: 

  • Carrying balances that rack up interest

  • Missing payments that damage your score

  • Overspending for the sake of “rewards”

That’s where new tools like Fizz come in, designed for students who want to build credit without the risk.

Fizz: A Smarter Alternative to BNPL (and Credit Cards)

Fizz operates differently. It’s built on debit rails but functions like a credit card, meaning:

  • You get a line of credit when you swipe.

  • Your balance is paid off automatically every day via Autopay.

  • Fizz reports your positive payment activity to Experian and TransUnion — two major credit bureaus.

  • There’s no credit check, no interest, and no hidden fees.

So instead of juggling four BNPL apps that don’t move your score, every purchase you make with Fizz actually builds your credit record.

It’s real credit growth, without the danger of debt spirals.

Example:
You buy that same $200 pair of sneakers using your Fizz card. The next day, the purchase is automatically repaid from your linked account. That on-time repayment gets reported to the bureaus, nudging your credit score upward over time.

The Real Tradeoff: Convenience vs. Growth

Feature

BNPL

Fizz

Builds credit score

Rarely

Yes (reports to Experian & TransUnion)

Requires a credit check

No

No

Interest or hidden fees

Sometimes

None

Helps improve financial habits

Not really

Daily repayment builds discipline

Encourages overspending

Easy to

You spend only what’s in your bank

BNPL tools offer convenience. But Fizz gives you a foundation, something that matters years from now when you’re renting your first apartment or applying for a car loan.

How to Build Credit the Right Way in 2025

If you’re a student, here’s a simple roadmap:

  1. Start early.
    The earlier you begin, the longer your credit history will be.

  2. Use debit-linked builders like Fizz.
    You’ll build credit safely, without risking debt or interest.

  3. Pay on time, always.
    Whether it’s Fizz, utilities, or subscriptions — set up autopay.

  4. Keep your accounts active.
    Responsible, consistent usage matters more than big spending.

  5. Check your credit regularly.
    Use free tools or AnnualCreditReport.com to monitor progress.

Final Thoughts

BNPL apps might make life easier now — but they don’t move you closer to financial independence.
If you’re serious about your future, focus on building real credit — the kind that opens doors.

Fizz helps you do exactly that: no credit checks, no interest, and automatic daily payments that build your score responsibly.

If you’re a student looking to build credit safely, Fizz makes it simple and free.

FAQs

1. Does Buy Now, Pay Later build credit?
Usually not. Most BNPL providers don’t report on-time payments to credit bureaus, so they don’t help your credit score grow.

2. Can missing BNPL payments hurt my credit?
Yes. Missed or late BNPL payments can be reported as delinquencies, which negatively impact your credit score.

3. What’s the safest way for students to build credit?
Use tools like Fizz that let you build credit through daily repayments without risking debt, interest, or late fees.

4. Is Fizz a credit card or a debit card?
Fizz operates on debit rails but functions like a credit card — you use a line of credit, and Autopay repays it daily from your linked bank account.

5. How long does it take to see results with Fizz?
Most students start seeing measurable credit improvements within a few months of consistent use, as Fizz reports to Experian and TransUnion.

Sam Lipscomb

Author bio

Sam is a Kenyon College alum and is currently product & ops lead at Fizz. He's been a go to personal finance resource among his peers since getting his first credit card during his sophomore year of college. He hails from Washington, DC, loves all things aviation, and currently lives in New York.

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ShoulderTap Technologies, Inc. d/b/a Fizz © 2024.


450 Broadway, Level 2, New York, NY 10013. All rights reserved. FIZZ® is registered in the U.S. Patent and Trademark Office.

ShoulderTap Technologies, Inc. d/b/a Fizz (“Fizz”) is not a bank. The Fizz Debit Mastercard® (“Fizz Card”) is issued by Patriot Bank, N.A., Member FDIC, pursuant to a license from Mastercard® and may be used everywhere Mastercard® debit cards are accepted. Any loans you may be offered in connection with your use of the Fizz Card are originated by Lead Bank, a Missouri state-chartered bank. Any promotions or rewards you may be offered in connection with your use of the Fizz Card are offered and managed by Fizz, not our bank partners.


All activities conducted by Fizz as program manager in connection with the Fizz Card and the corresponding line of credit are conducted by Fizz Technologies, Inc. (NMLS: 2522542).


Membership is subject to a periodic, recurring subscription fee. Fizz Members may choose to apply for a Fizz Card, but are not required to. Fizz Membership does not guarantee access to a Fizz Card. Application and eligibility restrictions apply. ¹Over $300 in annual value of Fizz Card based on cash value available to Fizz Card users assuming half of all available rewards and promotions are used. Actual results may vary. To opt out of future recurring subscription charges, Members may cancel their Membership through the app at any time prior to their next billing date. Cardholders who cancel their Membership will lose access to their Fizz Card and line of credit at the end of their subscription term. Closing a line of credit may negatively impact your credit score.


Fizz cardholders: Fizz reports your payment history on the revolving, open-end line of credit accessed by your Fizz Card. Increases or specific changes to your credit score are not guaranteed. Impact on your credit score may vary depending on your use. Fizz is required to report late payments, missed payments, or other defaults on your account, which may negatively impact your credit score. Credit scores are independently determined by credit bureaus based on a number of factors, including your activity with other creditors. The Fizz Card and related services will not remove negative credit history from your credit report. Fizz, on behalf of Lead Bank, will report your activities to Experian®  and Transunion® .


For additional information, terms and conditions applicable to your use of Fizz’s services, please consult Fizz’s Terms of Use and Privacy Policy, the Cardholder Agreement, any Line of Credit Agreement in effect between you and Lead Bank and any and all other applicable terms, policies and guidelines made available to you through the Fizz services.


Selected customers reviews above describe individual experiences or results. Individuals in TikTok videos featured above are paid spokespeople. Selected customer reviews above describe individual experiences or results. Actual results may vary. App Store rating as of January 2025.


²Credit score sliding scale feature is for informational purposes only. Credit score ranges based on information available on RentSpree. Car loan figures assume a loan value of $30,000 over 72 months and based on information available on CNN. Student loan figures assumes a $35,000 private student loan with a 10-year term and based on information available on CNBC, NerdWallet and Credible. Apartment approval based on information available on BI and RentSpree.


Fizz is not a credit repair tool and does not offer any form of credit counselling services. Fizz makes no representation or promise that it will improve your credit score, history, or profile or provide you with any assistance in that regard. None of Fizz’s services, including your ability to check your credit report and/or score through the Fizz App, is offered or provided with respect to the extension of credit by third parties. Fizz and its affiliates are not credit repair organizations or credit services organizations, and are not offering to sell, provide or perform any service to you for the express or implied purpose of either improving your credit record, credit history or credit rating, obtaining an extension of credit for you, or providing advice or assistance to you with regard to improving your credit record, credit history or credit rating.


For people with disabilities, including those who are visually impaired, deaf, or hard of hearing, we accept messages via our in-app chat, emails at [email protected], and calls on our answering machine at (940) 260-2704. If you leave us a voicemail, please leave your name and number and a member of our customer support team will return your call.

ShoulderTap Technologies, Inc. d/b/a Fizz © 2024.


450 Broadway, Level 2, New York, NY 10013. All rights reserved. FIZZ® is registered in the U.S. Patent and Trademark Office.

ShoulderTap Technologies, Inc. d/b/a Fizz (“Fizz”) is not a bank. The Fizz Debit Mastercard® (“Fizz Card”) is issued by Patriot Bank, N.A., Member FDIC, pursuant to a license from Mastercard® and may be used everywhere Mastercard® debit cards are accepted. Any loans you may be offered in connection with your use of the Fizz Card are originated by Lead Bank, a Missouri state-chartered bank. Any promotions or rewards you may be offered in connection with your use of the Fizz Card are offered and managed by Fizz, not our bank partners.


All activities conducted by Fizz as program manager in connection with the Fizz Card and the corresponding line of credit are conducted by Fizz Technologies, Inc. (NMLS: 2522542).


Membership is subject to a periodic, recurring subscription fee. Fizz Members may choose to apply for a Fizz Card, but are not required to. Fizz Membership does not guarantee access to a Fizz Card. Application and eligibility restrictions apply. ¹Over $300 in annual value of Fizz Card based on cash value available to Fizz Card users assuming half of all available rewards and promotions are used. Actual results may vary. To opt out of future recurring subscription charges, Members may cancel their Membership through the app at any time prior to their next billing date. Cardholders who cancel their Membership will lose access to their Fizz Card and line of credit at the end of their subscription term. Closing a line of credit may negatively impact your credit score.


Fizz cardholders: Fizz reports your payment history on the revolving, open-end line of credit accessed by your Fizz Card. Increases or specific changes to your credit score are not guaranteed. Impact on your credit score may vary depending on your use. Fizz is required to report late payments, missed payments, or other defaults on your account, which may negatively impact your credit score. Credit scores are independently determined by credit bureaus based on a number of factors, including your activity with other creditors. The Fizz Card and related services will not remove negative credit history from your credit report. Fizz, on behalf of Lead Bank, will report your activities to Experian®  and Transunion® .


For additional information, terms and conditions applicable to your use of Fizz’s services, please consult Fizz’s Terms of Use and Privacy Policy, the Cardholder Agreement, any Line of Credit Agreement in effect between you and Lead Bank and any and all other applicable terms, policies and guidelines made available to you through the Fizz services.


Selected customers reviews above describe individual experiences or results. Individuals in TikTok videos featured above are paid spokespeople. Selected customer reviews above describe individual experiences or results. Actual results may vary. App Store rating as of January 2025.


²Credit score sliding scale feature is for informational purposes only. Credit score ranges based on information available on RentSpree. Car loan figures assume a loan value of $30,000 over 72 months and based on information available on CNN. Student loan figures assumes a $35,000 private student loan with a 10-year term and based on information available on CNBC, NerdWallet and Credible. Apartment approval based on information available on BI and RentSpree.


Fizz is not a credit repair tool and does not offer any form of credit counselling services. Fizz makes no representation or promise that it will improve your credit score, history, or profile or provide you with any assistance in that regard. None of Fizz’s services, including your ability to check your credit report and/or score through the Fizz App, is offered or provided with respect to the extension of credit by third parties. Fizz and its affiliates are not credit repair organizations or credit services organizations, and are not offering to sell, provide or perform any service to you for the express or implied purpose of either improving your credit record, credit history or credit rating, obtaining an extension of credit for you, or providing advice or assistance to you with regard to improving your credit record, credit history or credit rating.


For people with disabilities, including those who are visually impaired, deaf, or hard of hearing, we accept messages via our in-app chat, emails at [email protected], and calls on our answering machine at (940) 260-2704. If you leave us a voicemail, please leave your name and number and a member of our customer support team will return your call.

ShoulderTap Technologies, Inc. d/b/a Fizz © 2024.


450 Broadway, Level 2, New York, NY 10013. All rights reserved. FIZZ® is registered in the U.S. Patent and Trademark Office.

ShoulderTap Technologies, Inc. d/b/a Fizz (“Fizz”) is not a bank. The Fizz Debit Mastercard® (“Fizz Card”) is issued by Patriot Bank, N.A., Member FDIC, pursuant to a license from Mastercard® and may be used everywhere Mastercard® debit cards are accepted. Any loans you may be offered in connection with your use of the Fizz Card are originated by Lead Bank, a Missouri state-chartered bank. Any promotions or rewards you may be offered in connection with your use of the Fizz Card are offered and managed by Fizz, not our bank partners.


All activities conducted by Fizz as program manager in connection with the Fizz Card and the corresponding line of credit are conducted by Fizz Technologies, Inc. (NMLS: 2522542).


Membership is subject to a periodic, recurring subscription fee. Fizz Members may choose to apply for a Fizz Card, but are not required to. Fizz Membership does not guarantee access to a Fizz Card. Application and eligibility restrictions apply. ¹Over $300 in annual value of Fizz Card based on cash value available to Fizz Card users assuming half of all available rewards and promotions are used. Actual results may vary. To opt out of future recurring subscription charges, Members may cancel their Membership through the app at any time prior to their next billing date. Cardholders who cancel their Membership will lose access to their Fizz Card and line of credit at the end of their subscription term. Closing a line of credit may negatively impact your credit score.


Fizz cardholders: Fizz reports your payment history on the revolving, open-end line of credit accessed by your Fizz Card. Increases or specific changes to your credit score are not guaranteed. Impact on your credit score may vary depending on your use. Fizz is required to report late payments, missed payments, or other defaults on your account, which may negatively impact your credit score. Credit scores are independently determined by credit bureaus based on a number of factors, including your activity with other creditors. The Fizz Card and related services will not remove negative credit history from your credit report. Fizz, on behalf of Lead Bank, will report your activities to Experian®  and Transunion® .


For additional information, terms and conditions applicable to your use of Fizz’s services, please consult Fizz’s Terms of Use and Privacy Policy, the Cardholder Agreement, any Line of Credit Agreement in effect between you and Lead Bank and any and all other applicable terms, policies and guidelines made available to you through the Fizz services.


Selected customers reviews above describe individual experiences or results. Individuals in TikTok videos featured above are paid spokespeople. Selected customer reviews above describe individual experiences or results. Actual results may vary. App Store rating as of January 2025.


²Credit score sliding scale feature is for informational purposes only. Credit score ranges based on information available on RentSpree. Car loan figures assume a loan value of $30,000 over 72 months and based on information available on CNN. Student loan figures assumes a $35,000 private student loan with a 10-year term and based on information available on CNBC, NerdWallet and Credible. Apartment approval based on information available on BI and RentSpree.


Fizz is not a credit repair tool and does not offer any form of credit counselling services. Fizz makes no representation or promise that it will improve your credit score, history, or profile or provide you with any assistance in that regard. None of Fizz’s services, including your ability to check your credit report and/or score through the Fizz App, is offered or provided with respect to the extension of credit by third parties. Fizz and its affiliates are not credit repair organizations or credit services organizations, and are not offering to sell, provide or perform any service to you for the express or implied purpose of either improving your credit record, credit history or credit rating, obtaining an extension of credit for you, or providing advice or assistance to you with regard to improving your credit record, credit history or credit rating.


For people with disabilities, including those who are visually impaired, deaf, or hard of hearing, we accept messages via our in-app chat, emails at [email protected], and calls on our answering machine at (940) 260-2704. If you leave us a voicemail, please leave your name and number and a member of our customer support team will return your call.