nowfound

Alternatives

Products that do what Perk Proof does

Loyalty rewards customers actually own — paid in USDC

  1. 1

    Tap to Pay for Stablecoins

    Nov 2025

  2. 2

    Earn up to 6% on your USD, paid daily in Bitcoin

    2021

  3. 3

    Instant transfers without banks, borders or fees

    2019

  4. 4
    Karsa231

    Get a virtual US bank account + save/spend dollars globally

    2025

  5. 5DB

    DT7-QR Rewards System – (Open Source Proposal)

    2025 · github.com

  6. 6

    A safe way for businesses to send crypto

    2022

  7. 7

    Earn rewards onchain by scanning product barcodes

    2025

  8. 8

    A decentralized liquidity network for token conversions.

    2018

  9. 9

    Get paid in stablecoins. Without banks, SWIFT, or Stripe.

    May 2026 · settlepay.pro

  10. 10
    Quidli80

    Reward your team with Bitcoin

    2019

  11. 11AS
  12. 12
    Acctual66

    Create global invoices and get paid same day

    2025

  13. 13
    PYMSTR3

    USDC and USDT settled straight to your wallet on 5 chains

    Jun 2026 · pymstr.com

  14. 14

    Customers pay via card, You receive USDT. No new checkout

    Jun 2026 · trysettler.com

  15. 15

    Add stablecoin yield to your app. Embed, customize, ship.

    Feb 2026

  16. 16
    Lockin2

    Commitment dApp for locking stablecoins to your goal

    5d ago · applockin.com

  17. 17

    Stablecoin financial services for founders without borders

    Apr 2026 · mystablecorp.xyz

  18. 18XA

    Hi HN – excited to announce x402, initially developed by Coinbase (YC 12) x402 lets any HTTP API charge per request without issuing API keys or storing credit cards. Buyers (humans or AI agents) keep funds in their own wallet and dynamically discover compatible endpoints, call them as usual, and automatically pay a microtransaction in USDC or other tokens to settle. 90 second demo: https://www.youtube.com/watch?v=PV-L2AfLhJg Problem: Every time we want to use a new API we have to: find the service online create a developer account, copy a secret key into env vars, pre-fund or…

    2025 · x402.org

  19. 19HT

    The Problem Nobody Talks About You want to accept a $10,000 USDC payment. You have two options: Option A: Integrate a payment processor like Coinbase Commerce. Set up an account, embed their checkout widget, handle their SDK. Pay $100 in fees (1%). Option B: Build your own blockchain listener. Learn ethers.js, subscribe to USDC transfer events, handle reorgs, confirmations, edge cases. Two weeks of work, minimum. There's no middle ground. No service that just tells you: "Yes, this specific payment arrived." Until now. https://paywatcher.dev?utm_source=hackernews

    Feb 2026 · paywatcher.dev

  20. 20BQ

    Hey HN, I’m from QR Code Developer, a simple SaaS tool for marketers and creators to generate & manage dynamic QR codes. It came out of frustration watching small teams overpay for bloated QR tools that lacked affiliate features or analytics transparency. We’re keeping it clean: privacy-first, no-nonsense pricing, and analytics. I’m currently onboarding a small group of affiliate partners (30% lifetime recurring commission) and would love feedback or thoughts from the HN crowd. Here’s the site: https://qrcodeveloper.com/affiliate AMA or DM—happy to share more behind the scenes.

    2025 · qrcodeveloper.com

  21. 21
    BitVoy1

    1-sec stablecoin checkout for any e-commerce site

    May 2026 · bitvoy.org

  22. 22

    Accept USDT & USDC— multi-chain, non-custodial, webhooks

    Mar 2026

  23. 23
    Tevau1

    Spend your USDT anywhere with a Visa card that earns 4.49%

    May 2026 · tevau.co

  24. 24

    Get your virtual card. Seamless spending in USD.

    Jun 2026 · winity.life

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