# Triangle Solver vs Geometry Calculator lite

The clearest difference is in-app purchases: Triangle Solver at none against Geometry Calculator lite's 1. Triangle Solver also leads on ads (none vs shown) and review sentiment (75% vs 42%). Geometry Calculator lite's advantage is update cadence (every 5 weeks vs every 21 months) and rating (4.5 vs 4.2). On price, ratings volume and device support there is nothing between them.

Both are free to download. Geometry Calculator lite sells 1 one-off in-app purchase. Triangle Solver asks for nothing beyond the download.

Geometry Calculator lite holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 31 and 78 respectively. Written reviews complicate that: 75% of Triangle Solver's written reviews are positive against 42% of Geometry Calculator lite's, so the app with the better star average is not the one people write more warmly about.

Triangle Solver ships an update every 21 months, Geometry Calculator lite every 5 weeks. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Triangle Solver | Geometry Calculator lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (31 ratings)](https://appshunter.io/ios/app/triangle-solver/id383052814/reviews) | **[4.5 (78 ratings)](https://appshunter.io/ios/app/geometry-calculator-lite/id1579330072/reviews)** |
| Number of ratings | 31 | **78** |
| Positive reviews | **75.0% of reviews** | 41.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 97 MB | 56 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [William Jockusch](https://appshunter.io/developer/342126227) | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) |

## What reviewers say

### Triangle Solver

[App page](https://appshunter.io/ios/app/triangle-solver/id383052814)

Calculate unknown sides and angles of a triangle with ease. Supports various input combinations, including two angles and one side, two sides and one angle, or three sides.

**Highlights:** Calculate unknown sides, Calculate unknown angles, Two angles and one side input, Two sides and one angle input, Three sides input

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- 📐 Accurate calculations
- ✨ Ad-free experience
- 📐 Dynamic triangle diagram
- 🚀 Quick results

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Stopped working on iOS
- 🐛 Input fields not clear
- 🐛 Ads can be intrusive
- 🐛 Difficult to use with irrational numbers

**Reported bugs**

- Stopped working on iPhone and iPad
- App crashes
- Won't open on older devices
- Doesn't allow value entry
- Input fields not clear

**Requested features**

- Add switch to radians feature
- Allow input of irrational numbers
- Show steps for solving problems
- Triangle shape changes to match values for accurate scale
- Option to use app sideways for larger keyboard


### Geometry Calculator lite

[App page](https://appshunter.io/ios/app/geometry-calculator-lite/id1579330072)

Calculate key parameters for 26 geometric shapes, including 2D planes and 3D solids. Offers 783 calculations with interactive 3D views for solids. Supports multiple languages and devices.

**Highlights:** Calculates parameters for 26 geometric shapes, Supports 783 different calculations, Interactive 3D view for solids, Covers 2D planes and 3D solids, Available in multiple languages, Works on iPhone and iPad

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25 Geometry Calculators | $2.99 | one-time |


## Frequently asked questions

### Is Triangle Solver free?

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

### Is Geometry Calculator lite free?

Geometry Calculator lite is free to download, with in-app purchases available.

### Which has better reviews, Triangle Solver or Geometry Calculator lite?

Geometry Calculator lite is rated higher. Triangle Solver averages 4.2 out of 5 from 31 ratings, while Geometry Calculator lite averages 4.5 from 78 ratings.

### Do Triangle Solver or Geometry Calculator lite have ads?

Geometry Calculator lite shows ads; Triangle Solver does not.

### Which is updated more often, Triangle Solver or Geometry Calculator lite?

Triangle Solver ships an update every 21 months, and Geometry Calculator lite every 5 weeks. Most recently, Triangle Solver was updated on October 3, 2026 and Geometry Calculator lite on October 7, 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.*