UDU Ear vs SL Visual
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UDU Ear
This tool connects to an otoscope device via Wi-Fi to display a real-time view on your mobile device. Capture photos and videos of the lens's view for easy comparison and record-keeping across various industries.
- Real-time otoscope view
- Wi-Fi connectivity to device
- Photo capture
- Video recording
- Saved image comparison
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UDU Ear is a tool application for otoscopes. Connected to the otoscope device through wifi, the real-time picture of the lens can be displayed on the mobile device, which can be easily used in various industries. At the same time, when you preview the real-time screen, you can take pictures and video to save the screen or video at that time, and compare it with the previously saved, which is quite convenient.
SL Visual
This utility app simplifies device pairing with clear instructions and an intuitive interface. Once connected, it automatically switches to a user-friendly display with text-described icons for easy interaction.
- Easy device pairing
- Clear connection instructions
- Automatic UI switching
- Intuitive icon design
- Text descriptions for icons
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We have made comprehensive optimizations based on user feedback to make the APP easy to use. During the connection process, the app provides clearer instructions to help users easily complete device pairing. After the connection is successful, the interface automatically switches to the user interface without manual operation. In addition, all ICONS are accompanied by text descriptions, making interaction more intuitive and friendly.
Screenshots
Verdict
The clearest difference is rating: SL Visual at 2.5 against UDU Ear's 1.8. UDU Ear's advantage is review sentiment (33% vs 14%) and iOS requirement (9.0 vs 13.0). On price, ratings volume, update cadence 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. Neither carries in-app purchases, so what you see is what you pay.
SL Visual holds the better App Store score, 2.5 against 1.8. Both are backed by a comparable volume of ratings — 5 and 11 respectively. Written reviews complicate that: 33% of UDU Ear's written reviews are positive against 14% of SL Visual's, so the app with the better star average is not the one people write more warmly about.
UDU Ear ships an update fortnightly, SL Visual every 4 weeks. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.
| Parameter | UDU Ear | SL Visual |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (5 ratings) | 2.5 (11 ratings) — better |
| Positive reviews | 33.3% of reviews — better | 13.6% of reviews |
| Number of ratings | 5 | 11 — better |
| Update frequency | Fortnightly — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 62 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Dianzhui Culture Technology Co., Ltd. | Shenzhen Shenglong Technology Co., Ltd |
Customer experience
UDU Ear
SL Visual
In-app purchases
UDU Ear
No in-app purchases
SL Visual
No in-app purchases
