# Formula MAX vs Trigonometry Identities Proofs

The clearest difference is review sentiment: Formula MAX at 80% against Trigonometry Identities Proofs's 0%. Formula MAX also leads on rating (4.8 vs 1.0) and ratings volume (52 vs 2). Trigonometry Identities Proofs's advantage is chart position (#191 vs unranked). On price, ads, in-app purchases and monetization model there is nothing between them.

Formula MAX costs $0.99 and Trigonometry Identities Proofs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Formula MAX holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Formula MAX has 52 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 80% of Formula MAX's written reviews are positive against 0% of Trigonometry Identities Proofs's.

Formula MAX ships an update every 11 months, Trigonometry Identities Proofs every 32 months. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Formula MAX | Trigonometry Identities Proofs |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[4.8 (52 ratings)](https://appshunter.io/ios/app/formula-max/id454108371/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/trigonometry-identities-proofs/id1547838514/reviews) |
| Number of ratings | **52** | 2 |
| Positive reviews | **79.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 months** | Every 32 months |
| Monetization | Paid | Paid |
| Best chart rank | — | **#191** |
| Size | 15 MB | 18 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Mallow Technologies Private Limited](https://appshunter.io/developer/416807590) | [H3Apps LLC](https://appshunter.io/developer/598620927) |

## 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


### Trigonometry Identities Proofs

[App page](https://appshunter.io/ios/app/trigonometry-identities-proofs/id1547838514)

**Currently charting:** #191 Top Paid · Education (US App Store)

Learn and practice trigonometric identity proofs with step-by-step solutions. Compare your work to the app's detailed explanations, revealing each step individually.

**Highlights:** 42 trigonometric identity proofs, Step-by-step solution reveal, Compare your work to app solutions, Practice trigonometry, Educational math tool

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

**In-app purchases:** none


## Frequently asked questions

### Is Formula MAX free?

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

### Is Trigonometry Identities Proofs free?

Trigonometry Identities Proofs costs $0.99, with no in-app purchases.

### Which has better reviews, Formula MAX or Trigonometry Identities Proofs?

Formula MAX is rated higher. Formula MAX averages 4.8 out of 5 from 52 ratings, while Trigonometry Identities Proofs averages 1.0 from 2 ratings.

### Do Formula MAX or Trigonometry Identities Proofs have ads?

Neither Formula MAX nor Trigonometry Identities Proofs shows ads.

### Which is updated more often, Formula MAX or Trigonometry Identities Proofs?

Formula MAX ships an update every 11 months, and Trigonometry Identities Proofs every 32 months. Most recently, Formula MAX was updated on October 15, 2026 and Trigonometry Identities Proofs on October 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.*