Helix Angle Calculator vs Graintouch Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Helix Angle Calculator
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Precision Threading, Simplified Helix Angle Calculator is a fast, free solution for calculating helix angles and selecting the correct anvil (insert shim) for any CNC thread-turning operation. Key Features - One-step calculations – Enter thread diameter and pitch, tap “Calculate,” and you’re done. - Accurate anvil selection – Choose your threading insert type and instantly receive the recommended anvil part number. - Metric and imperial support – Switch effortlessly between mm and TPI. - Offline functionality – No internet required, ideal for shop floor environments. - Multilingual interface – Available in Bahasa Indonesia, Dansk, Deutsch, English, Español, Français, Italiano, Magyar, Nederlands, Polski, Svenska, 繁體中文, 简体中文, 日本語 and 한국어. Completely free – No ads, no sign-up, just practical tooling knowledge. How It Works 1. Enter the thread’s diameter. 2. Specify the pitch. 3. Select your insert code (e.g., 16ER, 22IR). 4. Instantly view the calculated helix angle and recommended anvil. Expert Guidance Included The app includes safety notes, multi-start thread considerations, and a direct link to a detailed guide on helix angles in thread turning—perfect for both experienced machinists and apprentices. Disclaimer All calculations are provided for reference purposes only. Always verify tooling parameters before machining. SmiCut assumes no responsibility for application results. Enhance precision, extend tool life, and streamline production—download Helix Angle Calculator today.
Graintouch Pro
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Graintouch Pro is a professional 2D CAD drawing tool designed for iOS. Whether you're an engineer, architect, designer, or hobbyist, Graintouch Pro provides powerful yet intuitive tools to create precise technical drawings on your iPad or iPhone. KEY FEATURES: • Professional Drawing Tools - Line, Circle, Rectangle, Ellipse - Freehand brush for sketching - Polyline for complex shapes - Text annotation with customizable fonts • Precision & Control - Pinch to zoom (5% - 2000%) - Pan and navigate large drawings - Grid snap for accurate placement - Coordinate display (X, Y) • Layer Management - Multiple layers support - Show/hide layers - Organize complex drawings • Customization - Stroke and fill colors - Line width adjustment - Multiple line styles (Solid, Dashed, Dotted, Dash-Dot) • File Operations - Save drawings to gallery - Export to JSON format - Import existing drawings - Undo/Redo support • Dark Theme - Modern glassmorphism UI - Easy on the eyes for long sessions - Professional dark canvas Perfect for: - Technical illustrations - Floor plans and layouts - Mechanical drawings - Electrical schematics - Concept sketches - Educational purposes Download Graintouch Pro today and start creating professional CAD drawings anywhere!
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Verdict
Helix Angle Calculator and Graintouch Pro are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Helix Angle Calculator | Graintouch Pro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | SmiCut AB | Lance Long |
In-app purchases
Helix Angle Calculator
No in-app purchases
Graintouch Pro
No in-app purchases
Questions
Is Helix Angle Calculator free?
Is Graintouch Pro free?
Do Helix Angle Calculator or Graintouch Pro have ads?
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