# AngleRight vs Triangle Calculator Pythagoras

The clearest difference is in-app purchases: AngleRight at none against Triangle Calculator Pythagoras's 5. AngleRight also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). Triangle Calculator Pythagoras's advantage is update cadence (every 11 days vs every 75 months). On price and device support there is nothing between them.

Both are free to download. Triangle Calculator Pythagoras sells 5 in-app purchases, starting at $1.99 per 7 days. AngleRight asks for nothing beyond the download.

AngleRight ships an update every 75 months, Triangle Calculator Pythagoras every 11 days. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AngleRight | Triangle Calculator Pythagoras |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/triangle-calculator-pythagoras/id1600108278/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 75 months | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 47 MB | 22 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [hirenkumar patel](https://appshunter.io/developer/393288416) | [Muhammed Samil DEMIR](https://appshunter.io/developer/1600108280) |

## What reviewers say

### AngleRight

[App page](https://appshunter.io/ios/app/angleright/id889705836)

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

**In-app purchases:** none


### Triangle Calculator Pythagoras

[App page](https://appshunter.io/ios/app/triangle-calculator-pythagoras/id1600108278)

Solve for missing sides and angles in right and any triangle. Visualize results with values on the drawing and view step-by-step solutions. Includes a formula library and calculation history.

**Highlights:** Right triangle solver, Any triangle solver (SSS, SAS, ASA, AAS, SSA), Visual triangle drawing with values, Step-by-step formula explanations, Formula library, Calculation history, Degrees, minutes, seconds angle input (Pro)

**Features:** macOS Compatibility, Family Sharing, iPhone Duo support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $4.99 | per month |
| Premium Yearly | $24.99 | per year |
| Pro Lifetime | $29.99 | one-time |
| Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is AngleRight free?

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

### Is Triangle Calculator Pythagoras free?

Triangle Calculator Pythagoras is free to download, with in-app purchases available.

### Do AngleRight or Triangle Calculator Pythagoras have ads?

Triangle Calculator Pythagoras shows ads; AngleRight does not.

### Which is updated more often, AngleRight or Triangle Calculator Pythagoras?

AngleRight ships an update every 75 months, and Triangle Calculator Pythagoras every 11 days. Most recently, AngleRight was updated on October 26, 2026 and Triangle Calculator Pythagoras on October 30, 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.*