Cam To PDF vs STEP Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cam To PDF
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CamToPDF is a simple yet powerful document scanner that turns your device into a portable scanner. Quickly capture documents, receipts, notes, or any paper and convert them into professional-quality PDFs. Key Features: • Scan multiple pages into a single PDF document • Import images from your photo library • Organized document management • Share PDFs via email, messages, or any app • Clean, intuitive interface designed for all iOS devices • Print documents directly from the app • No account required - everything stays on your device • No ads or in-app purchases Perfect for students, professionals, or anyone who needs to digitize paper documents. CamToPDF respects your privacy - all scanning happens on your device and documents are stored locally without being uploaded to any server. Turn your iPhone or iPad into a powerful document scanner and organize your important papers today!
STEP Viewer
View and interact with 3D CAD files directly on your mobile device. Measure dimensions, rotate, zoom, and save models in a common format without needing desktop software.
- Open STEP files from file manager
- 3D model measurement tools
- Six fixed views
- Pinch to zoom, pan, and rotate
- Save as GLB
- Progress indicator for large files
- Multilingual support
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STEP Viewer opens STEP (.step, .stp) CAD files in 3D on your phone. No desktop CAD software needed. Everything is free. There are no in-app purchases. Credits only skip the ad; without credits you can still open every file after watching a short ad. Key features * Open .step and .stp files straight from your file manager - just tap the file * Measure your model: a bounding box with all three side lengths, in mm or m * Six fixed views (front, right, back, left, top, bottom), plus pinch to zoom, pan and rotate * Save the converted model as GLB whenever you need it * Large files show the estimated time and memory before conversion starts, and progress while it runs * If a file cannot be opened, the app tells you why instead of failing silently * Available in 12 languages, following your device settings Supported formats * Input: .stp, .step (STEP AP203, AP214) * Output: .glb (glTF Binary) How to use 1. Tap a .step file in your file manager, or open the app and tap the folder icon 2. Wait for the conversion - large files show progress and an estimate 3. Drag to rotate, pinch to zoom, tap the view button to switch sides License This app uses Open CASCADE Technology (LGPL-2.1). https://www.opencascade.com For questions or bug reports, please contact us by email.
Screenshots
Verdict
The clearest difference is price: STEP Viewer at Free against Cam To PDF's $0.99. On update cadence, ads, in-app purchases 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
STEP Viewer is free to download; Cam To PDF costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Cam To PDF ships an update every 10 days, STEP Viewer every 5 days. Both last shipped on October 30, 2026.
| Parameter | Cam To PDF | STEP Viewer |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 1.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 10 days | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Abdussamet KOCAOGLAN | Smart Cube Labs Co., Ltd. |
In-app purchases
Cam To PDF
No in-app purchases
STEP Viewer
No in-app purchases
Questions
Is Cam To PDF free?
Is STEP Viewer free?
Do Cam To PDF or STEP Viewer have ads?
Which is updated more often, Cam To PDF or STEP Viewer?
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