# Final Equation vs GetPrincipia

The clearest difference is in-app purchases: Final Equation at none against GetPrincipia's 2. Final Equation also leads on update cadence (every 2 weeks vs every 2 months). GetPrincipia's advantage is iOS requirement (15.1 vs 18.2). On price, ads and device support there is nothing between them.

Both are free to download. GetPrincipia sells 2 in-app purchases, starting at $6.99 per month. Final Equation asks for nothing beyond the download.

Final Equation ships an update every 2 weeks, GetPrincipia every 2 months. The most recent releases landed on July 17, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Final Equation | GetPrincipia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/final-equation/id1284346759/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 51 MB | 38 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bhamidipati Venkat](https://appshunter.io/developer/1284346758) | [Axiom 38 LLC](https://appshunter.io/developer/1887968723) |

## What reviewers say

### Final Equation

[App page](https://appshunter.io/ios/app/final-equation/id1284346759)

Master mathematical proofs with interactive games, a guided editor, and real-time collaboration. Share your work and connect with a global community of math enthusiasts.

**Highlights:** Interactive proof games, Guided proof editor with real-time feedback, Real-time collaborative proof-solving, Mathematical typesetting with MathML, Social timeline for sharing math ideas, Community discussions and topic following

**Features:** macOS Compatibility

**In-app purchases:** none


### GetPrincipia

[App page](https://appshunter.io/ios/app/getprincipia/id6761139348)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $6.99 | per month |
| Annual | $44.99 | per year |


## Frequently asked questions

### Is Final Equation free?

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

### Is GetPrincipia free?

GetPrincipia is free to download, with in-app purchases available.

### Do Final Equation or GetPrincipia have ads?

Neither Final Equation nor GetPrincipia shows ads.

### Which is updated more often, Final Equation or GetPrincipia?

Final Equation ships an update every 2 weeks, and GetPrincipia every 2 months. Most recently, Final Equation was updated on July 17, 2026 and GetPrincipia on September 14, 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.*