# Formula MAX vs Mole OTG

The clearest difference is price: Mole OTG at Free against Formula MAX's $0.99. Mole OTG also leads on update cadence (daily vs every 11 months). Formula MAX's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

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

Formula MAX ships an update every 11 months, Mole OTG daily. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Formula MAX | Mole OTG |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.8 (52 ratings)](https://appshunter.io/ios/app/formula-max/id454108371/reviews)** | — |
| Number of ratings | **52** | — |
| Positive reviews | 79.8% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Daily** |
| Monetization | Paid | — |
| Size | 15 MB | 31 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mallow Technologies Private Limited](https://appshunter.io/developer/416807590) | [Japality Limited](https://appshunter.io/developer/1574046707) |

## What reviewers say

### Formula MAX

[App page](https://appshunter.io/ios/app/formula-max/id454108371)

Access over 1100 physics, chemistry, and math formulas with a powerful search and offline access. Save favorites, use built-in calculators, and view a detailed periodic table. Designed for user convenience and quick reference.

**Highlights:** 1100+ formulas, definitions, and values, Offline access, Powerful search function, Favorites for quick access, Trigonometric and logarithmic calculators, Periodic table with element details

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 📚 Comprehensive collection of 1000+ formulas across math, physics, and chemistry
- 🔍 Powerful search function for easy formula location
- ⭐ Excellent value at $0.99 price point
- 📱 Clean and intuitive user interface design
- 🧪 Useful periodic table included in chemistry section

**What reviewers complain about**

- 📖 Lacks explanations and examples for formulas
- ❌ Non-interactive formulas (displayed as images only)
- 🔤 Numerous spelling and grammar errors throughout
- 🧬 Chemistry section lacks depth and advanced topics
- 📏 Font sizes too small in some sections

**Reported bugs**

- Search function returns no results for some queries
- Display glitches preventing information from showing
- Inconsistent symbology and notation within sections
- Spacing errors in text
- App crashes or performance issues

**Requested features**

- Add worked examples demonstrating formula application
- Include interactive calculators for solving problems
- Provide step-by-step solution walkthroughs
- Add more advanced chemistry topics (thermodynamics, quantum mechanics, etc.)
- Include visual diagrams and illustrations


### Mole OTG

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Formula MAX free?

Formula MAX costs $0.99, with no in-app purchases.

### Is Mole OTG free?

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

### Do Formula MAX or Mole OTG have ads?

Mole OTG shows ads; Formula MAX does not.

### Which is updated more often, Formula MAX or Mole OTG?

Formula MAX ships an update every 11 months, and Mole OTG daily. Most recently, Formula MAX was updated on September 23, 2026 and Mole OTG on September 20, 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.*