# All Formulas app vs Derivative

The clearest difference is price: Derivative at Free against All Formulas app's $0.99. Derivative also leads on update cadence (monthly vs every 3 months). All Formulas app's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.1). On in-app purchases and device support there is nothing between them.

Derivative is free to download; All Formulas app costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

All Formulas app ships an update every 3 months, Derivative monthly. The most recent releases landed on September 11, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | All Formulas app | Derivative |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.3 (12 ratings)](https://appshunter.io/ios/app/all-formulas-app/id1534734374/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Paid | — |
| Size | 23 MB | 37 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ranjeet Kumar](https://appshunter.io/developer/1476822683) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### All Formulas app

[App page](https://appshunter.io/ios/app/all-formulas-app/id1534734374)

Access a vast library of over 1000 formulas across math, physics, and chemistry. This app is designed for students and professionals needing quick, easy access to essential scientific and mathematical equations. Features include a user-friendly interface, offline access, and regular updates.

**Highlights:** Over 1000+ formulas, Math, physics, chemistry coverage, User-friendly interface, Easy-to-use search, Offline access, Regularly updated

**Features:** Vision Pro support

**In-app purchases:** none


### Derivative

[App page](https://appshunter.io/ios/app/derivative-calculus/id1618969952)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is All Formulas app free?

All Formulas app costs $0.99, with no in-app purchases.

### Is Derivative free?

Derivative is free to download, with no in-app purchases.

### Do All Formulas app or Derivative have ads?

Derivative shows ads; All Formulas app does not.

### Which is updated more often, All Formulas app or Derivative?

All Formulas app ships an update every 3 months, and Derivative monthly. Most recently, All Formulas app was updated on September 11, 2026 and Derivative on September 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*