Solve Right Triangle Pro vs TwoPartSaying
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Solve Right Triangle Pro
This app calculates all unknown quantities of a right triangle by inputting known values. It displays formulas, provides step-by-step solutions, and supports decimal and fraction inputs. Users can adjust decimal precision and view calculation history.
- Calculates all right triangle quantities
- Displays relevant formulas
- Step-by-step solutions
- Supports decimals and fractions
- Adjustable decimal precision
- Calculation history
- Shareable solutions
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The best app to calculate all quantities of a right triangle. You must enter some quantities like an angle and a length. The algorithm searches the formulas of the missing quantities, shows them and calculates the results. The length of the decimal place can be changed. The algorithm shows when rounding or wrong values lead to an opposition. Decimals and fractions are supported. The solution is shown step by step. All calculations are stored in the history. The final solution can be shared. [ Content ] - all important quantities for the right triangle - formulas for all important quantities of a right triangle - infographic to illustrate the topic - search bar to find the desired quantity - history function to save input - detailed solution - positive numbers, decimals and fractions are supported - changeable decimal place - no ads! [ Usage ] - there are several fields for entering the values using a special keyboard - if values are missing, all fields are highlighted in orange - if values are conflicting or wrong (e.g. negative lengths), one affected field is highlighted in red - every value must be positive - the sum of alpha and beta must be 90° - the sum of gamma must be 90° - if a value is no number, it is highlighted in red - the entries in the history can be deleted or sorted manually - if you select an entry in the history, it will be loaded automatically for the calculation - the entire history can be deleted by pressing a button - solutions can be shared
TwoPartSaying
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- Favorite allegorical sayings are automatically synchronized to your private iCloud storage - Only when you answer the question in real combat can you remember it, and the wrong answer will be automatically saved to your favorites - Support the quick search of allegorical sayings, and enter any keyword of the question or answer to search
Screenshots
Verdict
The clearest difference is price: TwoPartSaying at Free against Solve Right Triangle Pro's $2.99. Solve Right Triangle Pro's advantage is in-app purchases (none vs 2) and ads (none vs shown). On iOS requirement 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
TwoPartSaying is free to download; Solve Right Triangle Pro costs $2.99 up front. TwoPartSaying sells 2 one-off in-app purchases. Solve Right Triangle Pro asks for nothing beyond the download.
Solve Right Triangle Pro ships an update monthly, TwoPartSaying every 4 months. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.
| Parameter | Solve Right Triangle Pro | TwoPartSaying |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 179 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Glindemann, Sennoun, Langer GbR | 德明 杨 |
In-app purchases
Solve Right Triangle Pro
No in-app purchases
TwoPartSaying
- Donate$0.99
- Buy Pro Version$0.99
Questions
Is Solve Right Triangle Pro free?
Is TwoPartSaying free?
Do Solve Right Triangle Pro or TwoPartSaying have ads?
Which is updated more often, Solve Right Triangle Pro or TwoPartSaying?
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