Key vs VOMO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Key
This utility app allows users to remotely control and connect to devices, facilitating data transmission and collection. It enables over-the-air upgrades and social sharing, while also displaying meter speeds and reading device information directly from a mobile phone.
- Remote control and connection
- Data transmission and collection
- Over-the-air (OTA) upgrades
- Social sharing capabilities
- Meter speed display
- Device information reading
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1. Remote control and connection 2. Data transmission, collection, OTA upgrade, social sharing 3. The mobile phone APP realizes the display of the meter speed 4. Read device information
VOMO
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Enjoy the ride with smart navigation that will guideyou wherever you go. it also records the time and distance ofyour ride. In case ofemergency you can also quickly contact ourengineers via the app to help you solve your problem.
Screenshots
Verdict
Key and VOMO are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Key ships an update every 6 months, VOMO every 12 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.
| Parameter | Key | VOMO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (5 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 6 months — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 266 MB | 267 MB |
| Age rating | 4+ | 12+ |
| Developer | Tianjin Key-Disp Technology Co.,Ltd | Shenzhen Xinxinxing Technology Co.,Ltd. |
In-app purchases
Key
No in-app purchases
VOMO
No in-app purchases
