# bitlock vs L Message（エルメ）

The clearest difference is review sentiment: bitlock at 85% against L Message（エルメ）'s 28%. bitlock also leads on monetization model (free vs freemium) and iOS requirement (13.0 vs 15.0). L Message（エルメ）'s advantage is update cadence (every 11 days vs monthly). 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.

bitlock ships an update monthly, L Message（エルメ） every 11 days. The most recent releases landed on August 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | bitlock | L Message（エルメ） |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **85.0% of reviews** | 28.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | **Free** | Freemium |
| Size | 15 MB | 72 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bitkey, inc.](https://appshunter.io/developer/1434010636) | [株式会社ミショナ](https://appshunter.io/developer/1558958969) |

## What reviewers say

### bitlock

[App page](https://appshunter.io/ios/app/bitlock/id1434010637)

Securely manage your home keys using your smartphone. Grant temporary access to friends and family by sending digital tickets. Control and monitor your smart lock device remotely.

**Highlights:** Unlock/lock smart lock via Bluetooth, Share temporary access tickets, Request access tickets, Manage smart lock devices, Add administrators, Receive unlock/lock notifications

**Features:** Vision Pro support

**In-app purchases:** none


### L Message（エルメ）

[App page](https://appshunter.io/ios/app/l-message/id1558958967)

This tool enhances LINE official accounts to boost sales and reduce costs through marketing and automation. It allows for 1:1 chat, managing customer information, booking, and payment processing directly from your mobile device.

**Highlights:** LINE official account marketing, Sales promotion, Automation, 1:1 Chat, Customer management, Booking and reservation, Payment processing

**In-app purchases:** none


## Frequently asked questions

### Is bitlock free?

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

### Is L Message（エルメ） free?

L Message（エルメ） is free to download, with no in-app purchases.

### Do bitlock or L Message（エルメ） have ads?

Neither bitlock nor L Message（エルメ） shows ads.

### Which is updated more often, bitlock or L Message（エルメ）?

bitlock ships an update monthly, and L Message（エルメ） every 11 days. Most recently, bitlock was updated on August 20, 2026 and L Message（エルメ） on September 22, 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.*