Joylog vs KY UFO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Joylog
This app uses a smart sonar system to detect fish location, size, and depth up to 40 meters underwater. It also provides real-time information on underwater topography, water depth, and temperature, displayed on your mobile device.
- High-precision miniature sonar system
- Detects fish location, size, and depth
- Underwater topographic map generation
- Real-time water depth and temperature
- Mobile app integration for live data
Read full descriptionHide full description
JOYLOG智能声呐探鱼器集成高精度微型声呐系统，可探测水下40m范围内鱼群位置，大小，深度等水下鱼情，以及水底地形图，水深，水温等信息，通过JOYLOG APP让您在手机上实时掌握水下动态。 JOYLOG smart sonar fish finder integrates high-precision miniature sonar system which can detect the location, size, depth and other underwater fish feelings within the range of 40m underwater, as well as underwater topographic map, water depth, water temperature and other information. JOYLOG APP enables you to grasp the underwater dynamics in real time on your mobile phone.
KY UFO
Control toy unmanned aerial vehicles and view captured images. Offers a variety of innovative gameplay modes for enhanced user experience.
- Toy UAV control
- Picture display
- Multiple gameplay modes
- Innovative play options
Read full descriptionHide full description
This software provides toy UAV control and picture display functions, and innovatively provides a variety of ways to play.
Screenshots
Verdict
The clearest difference is review sentiment: Joylog at 100% against KY UFO's 25%. Joylog also leads on rating (4.0 vs 2.6) and iOS requirement (10.0 vs 12.0). KY UFO's advantage is update cadence (monthly vs every 4 months) and ratings volume (217 vs 5). On price, ads, in-app purchases and monetization model 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.
Joylog holds the better App Store score, 4.0 against 2.6. That said, the two scores are not equally well evidenced: KY UFO has 217 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of Joylog's written reviews are positive against 25% of KY UFO's.
Joylog ships an update every 4 months, KY UFO monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Joylog | KY UFO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (5 ratings) — better | 2.6 (217 ratings) |
| Positive reviews | 100.0% of reviews — better | 25.0% of reviews |
| Number of ratings | 5 | 217 — better |
| Update frequency | Every 4 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 14 MB | 133 MB |
| Age rating | 4+ | 4+ |
| Developer | Joylog Tech Co.,Ltd | shenzhen cooingdv technology co.,ltd. |
Customer experience
Joylog
KY UFO
Bugs and requests
Joylog
Not enough reviews yet to summarise bugs or requests.
KY UFO
Reported bugs
3 issues- App doesn't connect to phone
- Drone flies away uncontrollably
- Buttons and controls don't work
Requested features
3 requests- Update app for latest iOS versions
- Improve camera quality
- Add more control options
In-app purchases
Joylog
No in-app purchases
KY UFO
No in-app purchases
