# Math Formulas vs Mole OTG

The clearest difference is price: Mole OTG at Free against Math Formulas's $0.99. Mole OTG also leads on update cadence (daily vs monthly) and iOS requirement (12.0 vs 17.6). Math Formulas's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

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

Math Formulas ships an update monthly, Mole OTG daily. The most recent releases landed on November 10, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Math Formulas | Mole OTG |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.1 (11 ratings)](https://appshunter.io/ios/app/math-formulas-ref-guide/id423545644/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 69.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Daily** |
| Monetization | Free | — |
| Size | 18 MB | 31 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Oddrobo Software AB](https://appshunter.io/developer/423545647) | [Japality Limited](https://appshunter.io/developer/1574046707) |

## What reviewers say

### Math Formulas

[App page](https://appshunter.io/ios/app/math-formulas-ref-guide/id423545644)

Access over 100 high school level math formulas covering algebra, geometry, calculus, trigonometry, probability, and statistics. Includes examples for clarity and a search function to quickly find needed information. Ideal for students, teachers, and math enthusiasts.

**Highlights:** 100+ math formulas, Algebra, geometry, calculus, trig, Probability and statistics, Formulas with examples, Powerful search function, Favorite formulas

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Mole OTG

[App page](https://appshunter.io/ios/app/mole-otg/id6749512146)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Math Formulas free?

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

### Is Mole OTG free?

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

### Do Math Formulas or Mole OTG have ads?

Mole OTG shows ads; Math Formulas does not.

### Which is updated more often, Math Formulas or Mole OTG?

Math Formulas ships an update monthly, and Mole OTG daily. Most recently, Math Formulas was updated on November 10, 2026 and Mole OTG on November 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.*