CADraw vs NADCA Defects
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.
NADCA Defects
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Solve Diecasting Defects On the Spot The official NADCA Defect Dictionary puts comprehensive troubleshooting knowledge in your pocket. Designed for metallurgists, engineers, and quality professionals, this essential reference helps you quickly identify defects, understand root causes, and find proven solutions. Key Features: - Comprehensive defect catalog with detailed descriptions - Visual identification guides - Root cause analysis for each defect type - Recommended corrective actions and solutions - Quick search functionality for rapid troubleshooting - Offline access - no internet required on the shop floor Perfect For: - Metallurgists troubleshooting casting issues - Quality control engineers - Process engineers optimizing die casting operations - Production managers solving floor problems - Technical professionals in aluminum, zinc, and magnesium casting About NADCA: The North American Diecasting Association is the premier trade organization serving the diecasting industry. This app provides members with instant access to industry-standard technical knowledge. Membership Required: This app is exclusively for NADCA members. Not a member? Visit www.diecasting.org to learn about membership benefits and join today.
Screenshots
Verdict
The clearest difference is in-app purchases: NADCA Defects at none against CADraw's 6. NADCA Defects also leads on update cadence (every 2 days vs fortnightly). CADraw's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price and ads 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. CADraw sells 6 in-app purchases, starting at $1.39 per month. NADCA Defects asks for nothing beyond the download.
CADraw ships an update fortnightly, NADCA Defects every 2 days. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.
| Parameter | CADraw | NADCA Defects |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (10 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Fortnightly | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 175 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | 诚 张 | Solutions Fonderie |
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
NADCA Defects
No in-app purchases









