Keep Technologies vs RANVOO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Keep Technologies
This system provides vehicle safety and security with an easy-to-install device. It automatically arms and disarms, sends instant notifications for events, and allows live video review. A monitoring service offers 24/7 peace of mind.
- Automatic arming/disarming
- Instant event notifications
- Live video review
- 24/7 monitoring service
- Easy installation
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Keep thieves away. Keep your car and family safe. The Keep Vehicle Monitoring System is the world's first easy-to-install, connected vehicle safety and security device and platform. The Keep Device will arm and disarm itself automatically as you enter and leave your vehicle. Receive instant notifications and then review live video of Deterrent and Alarm events in the Keep App to silence the alarm or alert the authorities. Get 24/7 peace of mind with the Keep Monitoring Service knowing that someone will be able to review your video if you are busy. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
RANVOO
Control and manage various smart wearable devices, including neck fans, neck air conditioners, and heaters. Offers a convenient way to adjust settings and monitor your devices.
- Control neck fans
- Manage neck air conditioners
- Operate heaters
- Device settings adjustment
- Device monitoring
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Supports smart devices, such as neck fans, neck air conditioners, heaters and more
Screenshots
Verdict
Keep Technologies and RANVOO both sit at 4.2 stars, but that hides the real split: 89% of Keep Technologies's written reviews are positive against 33% of RANVOO's. Keep Technologies also leads on update cadence (weekly vs every 3 weeks) and ratings volume (33 vs 6). RANVOO's advantage is in-app purchases (none vs 4) and iOS requirement (13.0 vs 15.0). On price, rating, ads 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
Both are free to download. Keep Technologies sells 4 in-app purchases, starting at $9.99 per month. RANVOO asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.2 for Keep Technologies against 4.3 for RANVOO. That said, the two scores are not equally well evidenced: Keep Technologies has 33 ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 89% of Keep Technologies's written reviews are positive against 33% of RANVOO's.
Keep Technologies ships an update weekly, RANVOO every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Keep Technologies | RANVOO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (33 ratings) | 4.3 (6 ratings) — better |
| Positive reviews | 88.9% of reviews — better | 33.3% of reviews |
| Number of ratings | 33 — better | 6 |
| Update frequency | Weekly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 171 MB | 79 MB |
| Age rating | 4+ | 9+ |
| Developer | Keep Technologies | Shenzhen Lanhe Technology Co., Ltd. |
Customer experience
Keep Technologies
RANVOO
In-app purchases
Keep Technologies
- Cellular Connectivity Monthly1 Month trial$9.991 Month
- Cellular Connectivity Monthly$9.991 Month
- Cellular Connectivity Annual1 Month trial$99.991 Year
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- Cellular Connectivity Annual$99.991 Year
RANVOO
No in-app purchases
Questions
Is Keep Technologies free?
Is RANVOO free?
Which has better reviews, Keep Technologies or RANVOO?
Do Keep Technologies or RANVOO have ads?
Which is updated more often, Keep Technologies or RANVOO?
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