Optical Surface Recognition vs Room Layout Sketch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Optical Surface Recognition
This utility app uses computer vision to scan surfaces for signs of corrosion on various metal types. It allows users to capture photos and record videos of detected corrosion, saving them with a proprietary score.
- Detects corrosion on various metal surfaces
- Scans flat metal, nails, bolts, signs, poles, grates
- Captures photos with corrosion score
- Records videos with corrosion score
- Saves media to device photo roll
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Optical Surface Recognition (OSR) is a unique technology which can scan surfaces for signs of surface degradation (corrosion). It can also detect corrosion on almost any type of metal, including exposed flat metal, nails, bolts, signs, poles, and grates. PHOTOS Capture photos of corrosion and save to your device's photo roll along with the OSR corrosion score in a custom generated image. VIDEOS Record entire videos with the proprietary OSR corrosion score and save them to your photo roll.
Room Layout Sketch
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Room Layout Sketch is a simple room layout sketching tool for furniture planning. Key features: - Create room sketches with dimensions, wall segments, doors, and windows. - Place and adjust furniture footprints using templates or custom sizes. - Run layout checks for overlaps, blocked doors, narrow walkways, and window-area issues. - Save plan snapshots and export layout images when you want a reference copy. No account required.
Screenshots
Verdict
The clearest difference is iOS requirement: Optical Surface Recognition at 12.0 against Room Layout Sketch's 15.6. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Optical Surface Recognition ships an update every 2 weeks, Room Layout Sketch fortnightly. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.
| Parameter | Optical Surface Recognition | Room Layout Sketch |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 17 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Engineering Director, Inc. | Venus Windsor |
In-app purchases
Optical Surface Recognition
No in-app purchases
Room Layout Sketch
No in-app purchases
Questions
Is Optical Surface Recognition free?
Is Room Layout Sketch free?
Do Optical Surface Recognition or Room Layout Sketch have ads?
Which is updated more often, Optical Surface Recognition or Room Layout Sketch?
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