3D Circle vs CompressMate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3D Circle
This utility app provides a simple and straightforward way to create and manage 3D circles. It's designed for users who need a basic tool for geometric visualization.
- 3D circle creation
- Circle management
- Geometric visualization
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Only playing real footage can prove true high definition; simply using anime materials is just a marketing gimmick.
CompressMate
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CompressMate intelligently compresses your PDFs to any file size you need. Just set a target in megabytes and let the app find the optimal balance between quality and size. FEATURES - Target File Size: Set your desired output size in MB with a simple slider. The app does the rest. - Smart Compression: Six quality tiers automatically adjust resolution and JPEG compression to hit your target while maximizing readability. - Page Management: Reorder pages with intuitive drag-and-drop thumbnails. Delete pages you don’t need before export. - Live Preview: See the compressed result immediately. Compare original, target, and output sizes, plus your savings percentage. - Easy Import & Export: Open PDFs from Files, share sheets, or other apps. Compress and save or share the result in just a few taps. - Privacy First: All processing happens locally on your device. No accounts, no uploads, no tracking. Your documents stay yours. LIMITS - Maximum file size: 500 MB - Maximum pages: 2,000 - PDF can be flattened to an image to reduce size. Text might become unselectable. Built for iPhone, iPad and Mac. With your purchase, you support subscription-free software!
Screenshots
Verdict
The clearest difference is price: 3D Circle at Free against CompressMate's $2.59. 3D Circle also leads on iOS requirement (15.0 vs 18.0). On 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
3D Circle is free to download; CompressMate costs $2.59 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | 3D Circle | CompressMate |
|---|---|---|
| Price | Free — better | $2.59 |
| Rating | 3.0 (3 ratings) — better | — |
| Positive reviews | 25.4% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 45 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 飞海 李 | Leon Fellner |
Bugs and requests
3D Circle
Reported bugs
20 issues- App does not recognize WiFi connection despite phone being connected
- WiFi network fails to appear in device settings
- App crashes when uploading videos
- App crashes when adding 3D text with character limits
- Rotation settings buttons non-functional
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- Brightness control not working
- Video orientation displays horizontally incorrectly
- Delete function is buggy and unreliable
- File deletion requires force quit and relaunch
- App shows 'Device disconnected' error repeatedly
- Bluetooth connection shows in settings but not in app
- SD card error messages during upload
- WiFi constantly disconnects and reconnects
- App does not support PNG or GIF files properly
- Deletion fails if file is currently playing
- App crashes on older iOS devices
- App freezes and becomes unresponsive
- Video upload shows 'no stream' error
- Recent update broke video upload functionality
- Videos display at reduced size after update
Requested features
16 requests- Increase file storage limit beyond 50 items
- Bluetooth connectivity option instead of WiFi only
- Hide top and bottom faces on 3D shapes
- File naming and description capabilities
- Offline mode for content creation
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- GIF file support
- Video rotation and editing tools
- Individual video reversal for bounce looping
- Subfolder or page organization system
- Ability to recover deleted factory content
- WiFi password reset functionality
- Better file deletion mechanism
- Character limit increase for 3D text
- Image/video shrinking with padding options
- Trash recovery before permanent deletion
- Mac/iOS desktop software support
CompressMate
Not enough reviews yet to summarise bugs or requests.
In-app purchases
3D Circle
No in-app purchases
CompressMate
No in-app purchases
