# Keynius Battery Lock vs Ojmar Batteryless

The clearest difference is update cadence: Keynius Battery Lock at monthly against Ojmar Batteryless's every 2 months. Keynius Battery Lock also leads on iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Keynius Battery Lock ships an update monthly, Ojmar Batteryless every 2 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Keynius Battery Lock | Ojmar Batteryless |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 51 MB | 19 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Keynius B.V.](https://appshunter.io/developer/1606427497) | [Ojmar Intelligent Locking Systems](https://appshunter.io/developer/1353773747) |

## What reviewers say

### Keynius Battery Lock

[App page](https://appshunter.io/ios/app/keynius-battery-lock/id6448085886)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ojmar Batteryless

[App page](https://appshunter.io/ios/app/ojmar-batteryless/id6755822130)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Keynius Battery Lock free?

Keynius Battery Lock is free to download, with no in-app purchases.

### Is Ojmar Batteryless free?

Ojmar Batteryless is free to download, with no in-app purchases.

### Do Keynius Battery Lock or Ojmar Batteryless have ads?

Neither Keynius Battery Lock nor Ojmar Batteryless shows ads.

### Which is updated more often, Keynius Battery Lock or Ojmar Batteryless?

Keynius Battery Lock ships an update monthly, and Ojmar Batteryless every 2 months. Most recently, Keynius Battery Lock was updated on October 25, 2026 and Ojmar Batteryless on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*