Geometry!! vs Trigonometry Help Lite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Geometry!!
Learn geometry with interactive 2D and 3D visualizations. This app offers automatic calculations for area, perimeter, and volume, along with trigonometric values. It's designed for students, teachers, and math enthusiasts to make learning math engaging and accessible.
- Interactive 3D visualizations
- 2D and 3D shape details
- Automatic area, perimeter, volume calculations
- Trigonometric values
- Modern, optimized interface
Read full descriptionHide full description
Geometry – Learn Geometry in Practice Discover geometry in a modern, interactive way! Perfect for students, teachers, and math enthusiasts. Master 2D and 3D shapes with clear visuals, automatic calculations, and an intuitive interface. What’s New: New 3D Shapes: Explore solids and their properties. Area, Perimeter & Volume: Automatic calculations for all shapes. Fully compatible with iOS 26: Faster, smoother performance. Features: Interactive 3D visualizations. Detailed drawings of flat and solid figures. Instant calculations: area, perimeter, and volume. Trigonometric values: sine, cosine, tangent, cotangent. Modern interface optimized for the latest iOS. Geometry makes learning math simple and enjoyable — at school, at home, or on the go!
Trigonometry Help Lite
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.
- Solve right-angled triangles
- View detailed math workings
- Scale drawing of solved triangle
- Basic trig formulae reference
- Multiple angle input formats
- Customizable decimal places
Read full descriptionHide full description
Trig Help is a simple triangle calculator that enables you to quickly and easily find unknown angles & sides of any right-angled triangle. Features Include: - Accurately solve right-angled triangles - Workings view, so you can see the math behind the solutions (requires optional upgrade) - View a scale drawing of your solved triangle - View a handy set of basic trig formulae - Enter angles in radians, decimal degrees or degrees, minutes, seconds - Select your preferred number of decimal places What two App Store reviewers had to say about Trig Help: "I could never remember those simple formulas. I always had to dig out my text books from MANY YEARS ago to refresh my memory. THIS LITTLE APP IS A DELIGHT TO USE! I love it! Even my engineer friends are impressed. THANKS!" 5 Stars "Easy to use and accurate with high degree of precision. Would recommend to any toolmaker." 5 Stars Also available for macOS on the Mac App Store.
Screenshots
Verdict
The clearest difference is ads: Trigonometry Help Lite at none against Geometry!!'s shown. Trigonometry Help Lite also leads on update cadence (every 6 weeks vs every 7 months) and review sentiment (88% vs 67%). On price, in-app purchases, monetization model and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Geometry!! sells 2 in-app purchases, starting at $0.99 per year and Trigonometry Help Lite sells 3 one-off in-app purchases. 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 56, so its average is the more settled of the two. Written reviews point the same way: 67% of Geometry!!'s written reviews are positive against 88% of Trigonometry Help Lite's.
Geometry!! ships an update every 7 months, Trigonometry Help Lite every 6 weeks. The most recent releases landed on September 28, 2026 and September 26, 2026 respectively.
| Parameter | Geometry!! | Trigonometry Help Lite |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (56 ratings) | 4.7 (768 ratings) — better |
| Positive reviews | 66.7% of reviews | 87.5% of reviews — better |
| Number of ratings | 56 | 768 — better |
| Update frequency | Every 7 months | Every 6 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 57 MB | 17 MB |
| Age rating | 9+ | 4+ |
| Developer | Zbigniew Osada | Armchair Engineering |
Customer experience
Geometry!!
Trigonometry Help Lite
Bugs and requests
Geometry!!
Not enough reviews yet to summarise bugs or requests.
Trigonometry Help Lite
Reported bugs
1 issue- Incorrect calculation results in some cases
Requested features
4 requests- Better visual representation of triangles
- Clearer explanation of premium features
- Higher default decimal place precision
- More detailed feature descriptions for paid tiers
In-app purchases
Geometry!!
- Yearly$0.991 Year
- Lifetime$1.99
Trigonometry Help Lite
- Trig Help Premium$2.99
- Trig Help Premium$3.99
- Trig Help Premium$5.99
Questions
Is Geometry!! free?
Is Trigonometry Help Lite free?
Which has better reviews, Geometry!! or Trigonometry Help Lite?
Do Geometry!! or Trigonometry Help Lite have ads?
Which is updated more often, Geometry!! or Trigonometry Help Lite?
Other comparisons















