Easily calculate co-founder equity based on contributions. This app removes guesswork, enabling logical and consistent decisions for startup equity distribution. It's free, private, and works offline.




247+ iOS apps curated and reviewed
The best double board equity calculator apps on iPhone average 4.4★ across 247+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (4) | No | No | May 2026 | |
| 2 | Free | 4.7★ (19M) | Yes | Yes | Aug 2026 | |
| 3 | Free | 4.5★ (143) | Yes | Yes | Aug 2026 | |
| 4 | Free | — | No | No | May 2026 | |
| 5 | Free | 4.7★ (910) | Yes | No | Aug 2026 | |
| 6 | Free | 4.6★ (5) | No | No | May 2026 | |
| 7 | Free | 4.7★ (41) | Yes | Yes | Aug 2026 | |
| 8 | Free | 4.4★ (1.4K) | Yes | No | Aug 2026 |




Easily calculate co-founder equity based on contributions. This app removes guesswork, enabling logical and consistent decisions for startup equity distribution. It's free, private, and works offline.





Connect with friends and family globally through private messaging and high-quality calls. Share moments, documents, and stay in touch across devices, even on slow connections. Your conversations are secured with end-to-end encryption.




This app redefines the calculator experience for touch-screen devices with a modern, intuitive design. It offers features like a tape log for storing calculations, formula evaluation, and iPad multitasking support for enhanced productivity.




This is a straightforward calculator application designed for ease of use and clear readability. Users can personalize the app's appearance by choosing their preferred background and display themes.


Quickly calculate the net proceeds from a property sale or determine property equity. This finance tool simplifies real estate calculations.


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A universal calculator designed for ease of use with large buttons. It offers a straightforward interface suitable for students, professionals, and everyday household tasks.






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This app offers both basic and scientific calculation functions for iPhone and iPad. Users can customize its appearance, view calculation history, and perform complex equations with high accuracy. It also provides real-time calculation display and adjustable touch feedback.


This app offers a user-friendly calculator with large buttons and extensive customization options. It features a dual-line display to see input and results simultaneously, saves your calculation history, and provides full scientific functions. Personalize layouts, themes, and even button symbols to suit your needs.




This business tool accurately calculates cost, margin/markup, price, and commission. It also includes a break-even calculator to determine the sales needed to cover costs during promotions. Achieve your business goals with this simple yet powerful app.


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This platform helps individuals manage their equity, build businesses, and invest in emerging companies. The app allows users to handle all equity-related tasks, including accepting grants and exercising options.