Triangle Solver vs Triangle & Angle calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Triangle Solver
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.
- Calculate unknown sides
- Calculate unknown angles
- Two angles and one side input
- Two sides and one angle input
- Three sides input
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If you know two angles and one side of a triangle, quickly and easily calculate the rest. Also handles cases where you know two sides and one angle, or three sides and no angles.
Triangle & Angle calculator
Easily solve geometry exercises and verify your calculations with this tool. It simplifies complex problems with a single click, making math more accessible.
- Solve geometry exercises
- Check calculations
- Simple click interface
- Angle calculations
- Formula solver
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It is now easier to solve exercises and check his calculations. And with a simple click! For any question / suggestion: TeamTrigoIOS@gmail.com
Screenshots
Verdict
The clearest difference is review sentiment: Triangle Solver at 75% against Triangle & Angle calculator's 5%. Triangle Solver also leads on in-app purchases (none vs 2) and rating (4.2 vs 4.0). Triangle & Angle calculator's advantage is update cadence (every 3 months vs every 21 months) and ratings volume (209 vs 31). On price, ads 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. Triangle & Angle calculator sells 2 one-off in-app purchases. Triangle Solver asks for nothing beyond the download.
Triangle Solver holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: Triangle & Angle calculator has 209 ratings behind it against 31, so its average is the more settled of the two. Written reviews point the same way: 75% of Triangle Solver's written reviews are positive against 5% of Triangle & Angle calculator's.
Triangle Solver ships an update every 21 months, Triangle & Angle calculator every 3 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.
| Parameter | Triangle Solver | Triangle & Angle calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (31 ratings) — better | 4.0 (209 ratings) |
| Positive reviews | 75.0% of reviews — better | 4.5% of reviews |
| Number of ratings | 31 | 209 — better |
| Update frequency | Every 21 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 97 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | William Jockusch | Maxime Haeyaert |
Customer experience
Triangle Solver
Triangle & Angle calculator
Bugs and requests
Triangle Solver
Reported bugs
10 issues- Stopped working on iPhone and iPad
- App crashes
- Won't open on older devices
- Doesn't allow value entry
- Input fields not clear
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- Buttons are tiny and difficult to read
- Gives NAN answers
- Erases input when typing numbers
- Screen jumps when entering values
- Cannot enter any variables after upgrade
Requested features
6 requests- 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
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- Ability to use squares
Triangle & Angle calculator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Triangle Solver
No in-app purchases
Triangle & Angle calculator
- Deleting advertisements$0.99
- Detail Calculations and formul$1.99
Questions
Is Triangle Solver free?
Is Triangle & Angle calculator free?
Which has better reviews, Triangle Solver or Triangle & Angle calculator?
Do Triangle Solver or Triangle & Angle calculator have ads?
Which is updated more often, Triangle Solver or Triangle & Angle calculator?
Other comparisons
