IsoTool
Kim Mathiesen Productivity iPhoneiPadiPod touch
IsoTool is a free Productivity app for iPhone and iPad by Kim Mathiesen. Requires iOS 26.0. Updated January 21, 2026.
- Price
- Free
- on the App Store
- Size
- 4 MB
- Age 4+
- Updated
- Jan 21
- 2026 · v1.0
Screenshots
About IsoTool
IsoTool includes a 7-day free trial for first-time users. Continued use requires a paid subscription. IsoTool is a tool for precise calculation of pipe and sheet-metal flat patterns for technical insulation, ventilation, and metal fabrication. Calculate flat patterns for pipes, bends, T-pieces, and transition pieces in seconds. The calculator generates an accurate pattern with all dimensions, ready to be transferred directly onto sheet metal or used as a digital reference. IsoTool is developed for professionals in technical insulation, ventilation, and sheet-metal work who need fast and accurate calculations without using complex CAD software. Features: • Calculates flat patterns for pipes, such as: bends, T-pieces, and transitions • Displays dimensions and angles in a clear, easy-to-read layout • Ideal for workshop, job site, or educational use With IsoTool, you get a practical and reliable tool that saves time, reduces errors, and ensures accurate results—every time. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
App privacy
The developer, Kim Mathiesen, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to IsoTool
Looking for apps like IsoTool? Here are 6 similar apps on the App Store. The highest rated is Elbow - Flat Pattern (5.0/5), and all 6 are free to download.
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Elbow - Flat Pattern
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Sheet Metal Layout: Patterns
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ElbowCalc - Flat Pattern Maker
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Fabrication Tools Calculator
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Unbend Flat Pattern Calculator
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FabricatorPro: Metal Calc
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| IsoTool | – | Free | January 21, 2026 | |
| Elbow - Flat Pattern | 5.0 / 5 (1) | Free | Mar 26, 2026 | Compare |
| Sheet Metal Layout: Patterns | – | Free | Sep 20, 2026 | Compare |
| ElbowCalc - Flat Pattern Maker | 4.3 / 5 (7) | Free | Nov 17, 2025 | Compare |
| Fabrication Tools Calculator | 4.2 / 5 (6) | Free | Aug 15, 2025 | Compare |
| Unbend Flat Pattern Calculator | – | Free | Oct 2, 2026 | Compare |
| FabricatorPro: Metal Calc | – | Free | Sep 10, 2026 | Compare |
Compare IsoTool with the top alternatives: ratings, updates, ASO score and keyword gaps →