KEYVOX Check vs TK Smart Battery
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
KEYVOX Check
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This is a tablet check-in service for hotel, hostel and private accommodation owner for KEYVOX LaaP service and KEYVOX smart locks. It can provide entire check-in process including identification, getting PIN code and sharing app key for guests. It is easy, turn-key solution for your accommodations.
TK Smart Battery
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The smart battery pack has a built-in remote bluetooth module, which connects to the mobile phone via bluetooth to the app, and the app can read the following information: 1. The working status of the battery pack: charging point, discharging, working voltage, current, temperature, remaining power, etc.; 2. Protection information such as overvoltage, undervoltage, overcurrent, and overtemperature; 3. The number of battery cells, the voltage and release of each battery cell; 4. Hardware short-circuit and delay, equalized turn-on voltage; 5. Threshold setting of remaining power and temperature reminder, below the set threshold, you will receive a reminder; 6. The battery charging converter can be controlled;
Screenshots
Verdict
The clearest difference is update cadence: TK Smart Battery at every 6 weeks against KEYVOX Check's every 4 months. TK Smart Battery also leads on iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
KEYVOX Check ships an update every 4 months, TK Smart Battery every 6 weeks. Both last shipped on November 7, 2026.
| Parameter | KEYVOX Check | TK Smart Battery |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 6 weeks β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod β better | iPhone, iPod |
| Requires iOS | 12.0 | 9.0 β better |
| Further details β not scored | ||
| Size | 21 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Blockchain Lock Inc. | εΊε ι |
In-app purchases
KEYVOX Check
No in-app purchases
TK Smart Battery
No in-app purchases
Questions
Is KEYVOX Check free?
Is TK Smart Battery free?
Do KEYVOX Check or TK Smart Battery have ads?
Which is updated more often, KEYVOX Check or TK Smart Battery?
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