Alternatives

Products that do what BillOptim does

Smart billing & metering solutions for modern businesses

1. 1
   Metering.ai▲302

   Automated metering and billing for usage based pricing

   2023

2. 2
   Amberflo▲157

   Cloud metering and usage-based pricing and billing for SaaS

   2022

3. 3
   Stripe Billing▲1,027

   Billing and subscriptions for fast-growing businesses

   2018 · stripe.com

4. 4
   Rainex▲687

   Your ideal billing and subscription management system

   2024

5. 5
   Easybilling▲91

   AI-native billing & payments for usage-based AI products

   Jun 2026

6. 6
   Billiant▲75

   Track bills & save money

   2019

7. 7
   Smart Bill Book▲5

   An AI-powered billing management solution.

   2025

8. 8
   Flexprice▲240

   Usage-based pricing and metering for developers

   2025

9. 9
   Servicebot▲189

   The easiest way to sell and manage SaaS

   2018

10. 10
    BillMaster▲6

    Smart billing & invoicing CRM for small businesses

    Oct 2025 · billmasterr.netlify.app

11. 11BA
    BillBuddy – Automated Invoice Processing▲39

    2017 · billbuddy.io

12. 12MA
    Meter/Aggregate your product usage data (no-code, no login, no charge)▲10

    If you’re using Stripe for your SaaS product and if you have a usage based component in your pricing - this is for you. Aggregating usage data into a digestible format for Stripe is a monthly chore no one likes to do. - The computations are complex and ripe for errors - It’s repeated manual grunt work - having to aggregate and calculate usage for every customer every month - You’re restricted to the pricing models that your billing systems allows you to have This is what we solved with metering.ai. With metering.ai as a free add-on to your existing billing system, you can meter your…

    2023 · metering.ai

13. 13BS
    BillaBear – Self-Hosted SaaS Subscription Management and Billing▲107

    2023 · github.com

14. 14PE
    PuBilling – Embeddable billing portal for your SaaS app▲59

    2018 · pubilling.io

15. 15
    Stunning▲92

    Stop SaaS churn by ensuring that billing info is current.

    2014

16. 16
    BillEasy▲13

    Simplified billing and invoice management

    2025

17. 17
    BillingEngine▲2

    Usage-based billing for APIs — real-time rating

    Mar 2026

18. 18SO
    StripeMeter – Open-Source Usage Metering for Stripe Billing▲5

    We built StripeMeter, an open-source usage metering platform that plugs directly into Stripe. It solves the classic SaaS pain of “why is my bill higher than expected?” by giving both developers and customers real-time usage tracking with live cost projections. Why it matters: - Transparency: Customers see exactly what Stripe will bill them (within 0.5% parity). - Exactly-once guarantee: No double billing, ever. - Fast & scalable: Sub-minute freshness with Redis + Postgres counters. We’d love feedback from SaaS builders, especially if you’ve struggled with Stripe’s metered billing. Does this…

    2025 · github.com

19. 19
    MyDigitalBill - Billing App▲4

    Create invoices, track sales & print receipts instantly

    Jun 2026 · mydigitalbill.vercel.app

20. 20
    Quick Bill▲7

    Free Billing Software

    2025

21. 21
    mybilleasy.com▲6

    Simplify billing for retail, restaurants, services

    Oct 2025

22. 22
    BillNow▲7

    Smart, Simple Invoicing for Modern Businesses

    2025

23. 23
    Invoice AI: AI-Powered Smart Billing▲4

    Automate Your Global Billing with Intelligent AI Solutions

    May 2026

24. 24
    Billify: Smart Bill Split▲10

    Smart bill splitting that ends dining arguments forever

    2025

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