Comparison

Trigonometry Calculator. vs BoBo Calculate

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Trigonometry Calculator.

This app calculates key values for right-angled and scalene triangles with high precision. It offers a user-friendly interface, flexible angle units, and includes a reference guide to trigonometric formulas. A subscription unlocks calculation steps and removes ads.

Highlights
  • Right-angled & scalene triangle support
  • Formula reference guide
  • Accurate side, angle, and area calculations
  • High precision to 14 decimal places
  • Flexible angle units (degrees/radians)
  • User-friendly interface
Read full description

Triangle Trigonometry Calculator Effortlessly calculate key values for both right-angled and scalene triangles with this intuitive, high-precision trigonometry calculator. Key Features: • Right-Angled & Scalene Support: Easily solve both right-angled and scalene triangles based on the values you know. • Formula Reference: Learn and solve with confidence by accessing a clear, organized guide to all triangle formulas used in the app. • Accurate Calculations: Quickly determine sides, angles, and area with reliable trigonometric formulas. • High Precision: Results are calculated to 14 decimal places for maximum accuracy. • Flexible Angle Units: Choose between degrees or radians for all angle inputs and outputs. • User-Friendly Interface: A clean, minimal design for fast, straightforward calculations. • Fast and Efficient: Ideal for students, engineers, and professionals needing quick, accurate results anytime. Subscribe to unlock calculation steps, formulas, and remove ads!

About

BoBo Calculate

Features
Read full description

Bobo Geometry Workshop makes triangle calculations clear, visual, and practical. Enter any three known sides or angles to solve a triangle in seconds. Whether you are studying geometry, checking your work, building stairs, or planning a cut, every result is easy to understand and verify. 【Complete Triangle Solver】 Supports SSS, SAS, SSA, ASA, AAS, and AAA combinations. When an SSA problem has two valid solutions, both are shown. Results include: • All sides and angles • Triangle classification • Area, perimeter, and semiperimeter • Three altitudes • Inradius and circumradius • Degree and radian modes 【Visual Diagrams and Clear Steps】 Triangles are drawn to the calculated side proportions. You can also display altitudes, medians, angle bisectors, incircles, circumcircles, and triangle centers. Detailed formulas and substituted values show how each answer was calculated, making results easier to learn from and verify. 【Practical Tools】 Built-in calculators help with common measurement tasks: • Stair dimensions • Wood lengths and miter angles • Pipe offsets • Slopes and elevation changes • Brace lengths 【Save and Share】 • Keep recent calculations on your device • Reload previous values and continue calculating • Export results as images • Copy and share calculation results • Customize tool order and text size • Switch between Simplified Chinese and English The triangle calculator is free to use. An optional subscription unlocks the stairs, wood, pipe, slope, and brace calculators. Calculation inputs, results, and history are processed and stored locally on your device and are not uploaded to a developer server. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Trigonometry Calculator.4 screens
BoBo Calculate4 screens

Verdict

The call

The clearest difference is ads: BoBo Calculate at none against Trigonometry Calculator.'s shown. Trigonometry Calculator.'s advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Trigonometry Calculator. sells 2 in-app purchases, starting at $2.99 per month and BoBo Calculate sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard3 real differences · 7 level
Trigonometry Calculator. versus BoBo Calculate: the parameters behind the verdict, then further details
ParameterTrigonometry Calculator.BoBo Calculate
PriceFreeFree
Rating4.3 (19 ratings) — better—
Positive reviews62.5% of reviews—
Number of ratings19 — better—
Update frequencyEvery 2 weeks—
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size64 MB3 MB
Age rating4+4+
DeveloperHoritech瑞庆 王

In-app purchases

2 purchases

Trigonometry Calculator.

Subscriptions2
  • Monthly3 Days trial$2.991 Month
  • Annual3 Days trial$24.991 Year
1 purchases

BoBo Calculate

Subscriptions1
  • BoBo VIP – Monthly Subscription$0.991 Month

Questions

Is Trigonometry Calculator. free?
Trigonometry Calculator. is free to download, with in-app purchases available.
Is BoBo Calculate free?
BoBo Calculate is free to download, with in-app purchases available.
Do Trigonometry Calculator. or BoBo Calculate have ads?
Trigonometry Calculator. shows ads; BoBo Calculate does not.

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