SGKYIWEIS vs Oleaf
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SGKYIWEIS
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YIWEIS Smart travel, no "lock". The intelligent taillight lock of Yiwei Bike supports the opening of intelligent taillights at night, vibration alarm, one button modification of alarm mode, taillight mode, Bluetooth car searching, unlocking password, etc. It can add unlocking personnel and support multiple people to share. 1. Switch the car lock: multiple "Yiwei Smart Tail Lamp Locks" can be managed at the same time. 2. One button unlocking: One button unlocking can be implemented through the "Click Unlock" button in the APP. 3. Car search/mute: One button car search or pause alarm function can be implemented through the "car search/mute" button in the APP. 4. Alarm mode switching: The alarm mode can be switched by pressing the "Alarm Mode" button in the APP. 5. Tail lamp mode switching: the tail lamp mode can be switched by pressing the "Tail Lamp Mode" button in the APP. 6. Unlocking record: The unlocking time of "Yiwei Smart Taillight Lock" can be checked through the "Unlocking Record" in the APP. 7. Vehicle lock management: You can add unlocking personnel or unbind through "Vehicle lock management" in APP. 8. Unlock code management: The unlock code can be modified by pressing the "Unlock Code Management" button in the APP. 9. Bind the car lock: the car lock can be bound by pressing the "Bind the car lock" button in the APP. 10. Personal settings: You can view your personal account or modify your account password through "Personal Settings" in the APP. 11. Operating instructions: The operating instructions of the current car lock can be viewed through the "Operating Instructions" in the APP.
Oleaf
Rent portable chargers by the hour to keep your devices powered up. The app helps you find nearby charging hubs, unlock a charger with a quick scan, and return it to any station. Never worry about a dead battery again.
- Rent portable chargers by the hour
- Three attached chargers (Lightning, USB-C, Micro USB)
- Find nearby charging hubs
- Scan to unlock chargers
- Return chargers to any station
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Unlock your charger and go about your daywithout the added stress of a dying device with HichargeOA. Our rent by the hour portable chargershave three attached chargers (lightning, USB-C& micro USB) . Download to find acharging hub near you, scan the code to unlockyours and take it wherever you like. When you are satisfied with your service, youcan return the charger to any of the chargingstations on the map in our app.Install today toget started!
Screenshots
Verdict
The clearest difference is update cadence: Oleaf at every 2 weeks against SGKYIWEIS's every 2 months. SGKYIWEIS's advantage is iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
SGKYIWEIS ships an update every 2 months, Oleaf every 2 weeks. The most recent releases landed on October 25, 2026 and October 7, 2026 respectively.
| Parameter | SGKYIWEIS | Oleaf |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 18 MB | 41 MB |
| Age rating | 9+ | 4+ |
| Developer | 鹏熠 王 | Shenzhen Oleaf Technology Co., Ltd. |
In-app purchases
SGKYIWEIS
No in-app purchases
Oleaf
No in-app purchases
