CADraw vs Tolleranze
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CADraw
Create and edit precise technical drawings with a variety of tools. Supports layers, annotations, and export to common formats like PDF and DXF. Ideal for detailed design work on mobile devices.
- Draw lines, circles, arcs
- Shape editing and modification
- Angle constraints
- Endpoint and midpoint snapping
- Numeric keypad for precise input
- Layer management
- Annotation tools
- Export to PDF and DXF
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Easily draw shapes such as lines, circles, and arcs, and easily edit and modify shapes with just a touch of the shape. Angle constraints can specify commonly used angles of 5 º -90 º. Snap endpoints, midpoints, vertical points, tangents, and intersections, allowing you to draw accurately. There are also dynamic auxiliary points that provide you with dynamic assistance when drawing each line. The numeric keypad can accurately specify distances during drawing or modification. Drag the dimension edit point to convert it to horizontal or vertical dimensions. Angle annotations, radius annotations, and arc annotations can all rival the excellent performance of desktop applications in creation or editing. Layer management, displaying or hiding layers, and locking layers. Annotation management can add annotation styles, modify annotation styles, colors, line widths, and other annotation shapes. The drawn drawings can be exported as PDF files or DXF data exchange files, and can be shared on the computer and opened using AutoCAD. Thank you very much to Graziano from Italy for providing Italian language translation and Сергей Ломонос Provide Russian translation.
Tolleranze
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ISO 286 Tolerance Calculator for machinists, turners and CNC operators. No more paper tables. Enter nominal diameter and tolerance (e.g. H7 or g6) and instantly get upper/lower deviations, max/min dimensions and clearance / interference. - Full range up to 3150mm - All fits: clearance, interference, transition - Fast, offline, built for the workshop - Compliant with ISO 286-1 and ISO 286-2 Essential for workshop, quality control and mechanical design.
Screenshots
Verdict
The clearest difference is price: CADraw at Free against Tolleranze's $3.99. CADraw also leads on iOS requirement (13.0 vs 15.0). Tolleranze's advantage is in-app purchases (none vs 6). On update cadence, ads and device support 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
CADraw is free to download; Tolleranze costs $3.99 up front. CADraw sells 6 in-app purchases, starting at $1.39 per month. Tolleranze asks for nothing beyond the download.
CADraw ships an update fortnightly, Tolleranze every 9 days. The most recent releases landed on November 3, 2026 and September 30, 2026 respectively.
| Parameter | CADraw | Tolleranze |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 2.9 (10 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Fortnightly | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 175 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | 诚 张 | Morad Ouaid |
In-app purchases
CADraw
- Monthly subscription$1.391 Month
- per month$2.991 Month
- Annual subscription$13.901 Year
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- per year$26.001 Year
- Upgrade to the full version$69.99
- Full version$99.99
Tolleranze
No in-app purchases









