Right Triangle vs Bend Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Right Triangle
Instantly solve geometry homework and prepare for exams with this free calculator. It provides complete step-by-step solutions for all triangle quantities, including legs, hypotenuse, height, angles, perimeter, and area. Access learning videos and manage your solutions.
- Step-by-step solutions
- Calculates legs, hypotenuse, height, angles, perimeter, area
- Supports all length units
- Curated learning videos
- Feedback on incorrect inputs
- Manage saved solutions
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Finish homework instantly. Prepare for exams without stress. Free, complete step-by-step solutions. Enter your values and calculate legs, hypotenuse, height, angles, perimeter, and area. HOW IT WORKS Enter your values into the correct fields and get started. You’ll receive the solution instantly and can share it with friends or classmates. YOUR PERSONAL DATA We don’t need it. Only anonymized data is collected, such as: - which features are used - how many solutions are generated This helps us improve. We cannot identify you. COST Everything is free to use. 24/7 access to your solutions. All solution steps always remain complete. If you need many solutions in a short time, various purchase options are available. EXTRAS - overview of all variables - all length units - curated learning videos - feedback on incorrect inputs - manage your own solutions - app introduction CONTACT Questions and feedback via Discord or directly in the app review.
Bend Calculator
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Generate instant, mathematically perfect flat pattern layouts for complex geometric transitions. Bend Calculator is the ultimate iOS companion for sheet metal professionals, mechanical engineers, and fabricators. Engineered to eliminate tedious manual math, this app delivers instant, field-ready flat patterns for HVAC ductwork, custom welding, industrial piping, and architectural metal roofing. Whether you are at a desk or on the shop floor, get your dimensions in and your precise results out instantly. Core Calculations & Allowances • Cones & Frustums: Generate instant layouts for standard cones, plus parallel and angled eccentric frustums. • Truncated Cylinders: Map out precise cylindrical cuts effortlessly. • Bend Allowances: Compute exact bend deductions and allowances across any angle to ensure flawless folding every single time. Seamless Transitions • Rectangle & Circle: Calculate smooth, mathematically exact transitions for rectangle-to-circle (standard and eccentric). • Reverse Transitions: Effortlessly compute circle-to-rectangle and rectangle-to-rectangle ductwork intersections. Smart Tools for Modern Workflows • Save Your Calculations: Never lose track of a complex layout. Save your frequently used dimensions and access your history instantly for repeat jobs. • Light & Dark Mode: Engineered for comfort in any environment. Use a crisp, high-contrast light theme in the drafting room, or seamlessly switch to a sleek, eye-saving dark mode on the shop floor. The Professional's Choice • Frictionless Interface: A clean, modern iOS UI built for speed. No clunky menus—just rapid data entry and instant calculations. • Absolute Precision: Eliminate drafting errors, reduce costly material waste, and trust the math every time you make a cut. Stop drafting transitions by hand. Download Bend Calculator to bring speed, accuracy, and modern efficiency to your next fabrication project. Bend Calculator: Learn How to Draw offers auto-renewable subscriptions for access to premium content. • Payment will be charged to your iTunes account at confirmation of purchase • Subscriptions automatically renew unless turned off at least 24 hours before the end of the current period • Manage or cancel subscriptions in your iTunes & App Store account settings By using the app, you confirm that you acknowledge and accept our Privacy Policy and Terms of Use. Privacy Policy: https://sites.google.com/view/reva-desai/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ If you would like to use our App but have trouble affording it, please email us at reva.desai2000@gmail.com
Screenshots
Verdict
The clearest difference is update cadence: Bend Calculator at every 4 days against Right Triangle's every 3 weeks. Right Triangle's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads 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
Both are free to download. Right Triangle sells 8 one-off in-app purchases and Bend Calculator sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Right Triangle ships an update every 3 weeks, Bend Calculator every 4 days. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.
| Parameter | Right Triangle | Bend Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (6 ratings) — better | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 180 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Glindemann, Sennoun, Langer GbR | Reva Desai |
In-app purchases
Right Triangle
- +30 User Tokens$0.29
- +1 Convenience Token / 6h, max. +2$0.59
- +2 Convenience Tokens / 6h, max. +4$0.99
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- +150 User Tokens$0.99
- +300 User Tokens$1.49
- +4 Convenience Tokens / 6h, max. +8$1.59
- Remove Ads$2.99
- Lifetime Access$2.99
Bend Calculator
- Pro Monthly Access$4.991 Month
- Pro Yearly Access$29.991 Year
Questions
Is Right Triangle free?
Is Bend Calculator free?
Do Right Triangle or Bend Calculator have ads?
Which is updated more often, Right Triangle or Bend Calculator?
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