# Trigonometry Help Lite vs Geometry Calculator lite

The clearest difference is review sentiment: Trigonometry Help Lite at 88% against Geometry Calculator lite's 42%. Trigonometry Help Lite also leads on ads (none vs shown) and rating (4.7 vs 4.5). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Trigonometry Help Lite sells 3 one-off in-app purchases and Geometry Calculator lite sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Trigonometry Help Lite holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Trigonometry Help Lite has 768 ratings behind it against 78, so its average is the more settled of the two. Written reviews point the same way: 88% of Trigonometry Help Lite's written reviews are positive against 42% of Geometry Calculator lite's.

Trigonometry Help Lite ships an update every 6 weeks, Geometry Calculator lite every 5 weeks. Both last shipped on September 26, 2026.

## The numbers

| Metric | Trigonometry Help Lite | Geometry Calculator lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (768 ratings)](https://appshunter.io/ios/app/trigonometry-help-lite/id1465685523/reviews)** | [4.5 (78 ratings)](https://appshunter.io/ios/app/geometry-calculator-lite/id1579330072/reviews) |
| Number of ratings | **768** | 78 |
| Positive reviews | **87.5% of reviews** | 41.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 17 MB | 56 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Armchair Engineering](https://appshunter.io/developer/398901339) | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) |

## What reviewers say

### Trigonometry Help Lite

[App page](https://appshunter.io/ios/app/trigonometry-help-lite/id1465685523)

This app quickly calculates unknown angles and sides of right-angled triangles. It offers a workings view for detailed solutions, scale drawings, and a formula reference. Input angles in various formats and customize decimal precision.

**Highlights:** Solve right-angled triangles, View detailed math workings, Scale drawing of solved triangle, Basic trig formulae reference, Multiple angle input formats, Customizable decimal places

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trig Help Premium | $2.99 | one-time |
| Trig Help Premium | $3.99 | one-time |
| Trig Help Premium | $5.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive user interface
- 🚀 Quick and fast calculations
- 💼 Practical for professional use (construction, surveying)
- ✅ Reliable and doesn't crash
- 📚 Helpful for learning trigonometry

**What reviewers complain about**

- 💰 Unclear upgrade value proposition
- 📊 Limited decimal place precision in free version
- 🔍 Insufficient feature differentiation between tiers
- ⚠️ Calculation accuracy issues reported

**Reported bugs**

- Incorrect calculation results in some cases

**Requested features**

- Better visual representation of triangles
- Clearer explanation of premium features
- Higher default decimal place precision
- More detailed feature descriptions for paid tiers


### 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 Trigonometry Help Lite free?

Trigonometry Help Lite is free to download, with in-app purchases available.

### Is Geometry Calculator lite free?

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

### Which has better reviews, Trigonometry Help Lite or Geometry Calculator lite?

Trigonometry Help Lite is rated higher. Trigonometry Help Lite averages 4.7 out of 5 from 768 ratings, while Geometry Calculator lite averages 4.5 from 78 ratings.

### Do Trigonometry Help Lite or Geometry Calculator lite have ads?

Geometry Calculator lite shows ads; Trigonometry Help Lite does not.

### Which is updated more often, Trigonometry Help Lite or Geometry Calculator lite?

Trigonometry Help Lite ships an update every 6 weeks, and Geometry Calculator lite every 5 weeks. Most recently, Trigonometry Help Lite was updated on September 26, 2026 and Geometry Calculator lite on September 26, 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.*