SubPing vs RoomTrace 3D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SubPing
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Get every app detail, spot price drops instantly, and never miss a subscription renewal! Built for power users and bargain hunters, this all-in-one toolkit handles Search · Compare · Remind in one place. Key Features • Global price comparison – Check prices across 175 App Store regions in seconds and see where it’s cheapest. • Smart subscription alerts – Add any in-app subscription, watch the automatic countdown, and receive a renewal reminder before you’re charged. • Privacy first – No login required; all data stays on-device or comes directly from Apple’s official APIs. We never collect personal information. Download now and spend less with total peace of mind! Terms of Use (EULA):https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy:https://rickyesppg.github.io/subpingprivacy/
RoomTrace 3D
Transform your real-world rooms into explorable 3D spaces with simple room scanning. This app identifies walls, doors, windows, and furniture, allowing you to view, rotate, and export your creations in various formats. It prioritizes user privacy with on-device processing and no tracking.
- Simple room scanning with on-screen prompts
- Automatic identification of walls, doors, windows, and furniture
- 3D viewing with rotation and zoom
- On-device processing for privacy
- Export to USDZ and OBJ formats
- No account, ads, or tracking
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Turn a real room into a 3D space you can inspect, save, and share by following simple on-screen guidance. RoomTrace 3D is designed for people who want an easier way to scan indoor spaces. There are no complex settings to learn. Turn on the lights, walk slowly around the room, and follow prompts for distance, movement speed, and lighting while the app recognizes walls, openings, and common furniture. GUIDED SCANNING • A short three-step preparation guide • Live prompts for distance, speed, and lighting • Visible counts for recognized walls and objects 3D VIEWING • Rotate and zoom the space as soon as scanning finishes • Review walls, doors, windows, and recognized objects • Keep recent scans saved locally on your device FLEXIBLE EXPORT • Export USDZ for Apple devices and AR viewing • Export an OBJ material package for tools such as Blender and CAD • Save or send files through the system share sheet PRIVACY FIRST Scanning and 3D processing happen on your device. No account, no advertising, no tracking, and no personal data collection. Requires a LiDAR-equipped iPhone or iPad running iOS 17 or later. Mirrors, glass, and very dark glossy surfaces can reduce scan accuracy.
Screenshots
Verdict
The clearest difference is price: SubPing at Free against RoomTrace 3D's $2.99. RoomTrace 3D's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement 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
SubPing is free to download; RoomTrace 3D costs $2.99 up front. SubPing sells 2 in-app purchases, starting at $0.99 per month. RoomTrace 3D asks for nothing beyond the download.
| Parameter | SubPing | RoomTrace 3D |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 11 days | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Paid |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18 | 17.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | 昊 陆 | 鑫 宋 |
In-app purchases
SubPing
- Monthly$0.991 Month
- Lifetime$4.99
RoomTrace 3D
No in-app purchases









