# Lockdown vs Silence Meter

The clearest difference is in-app purchases: Silence Meter at none against Lockdown's 3. Silence Meter also leads on update cadence (every 2 weeks vs monthly) and iOS requirement (15.8.3 vs 17.6). Lockdown's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Lockdown sells 3 in-app purchases, starting at $2.99 per 7 days. Silence Meter asks for nothing beyond the download.

Lockdown ships an update monthly, Silence Meter every 2 weeks. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Lockdown | Silence Meter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 7 MB | 36 MB |
| Requires iOS | 17.6 | **15.8.3** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Samson Terer](https://appshunter.io/developer/1782483976) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Lockdown

[App page](https://appshunter.io/ios/app/lockdown-protect-your-secrets/id6738832752)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| Annual Premium | $39.99 | per year |
| Lifetime offer | $0.99 | one-time |


### Silence Meter

[App page](https://appshunter.io/ios/app/silence-meter/id6748349697)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lockdown free?

Lockdown is free to download, with in-app purchases available.

### Is Silence Meter free?

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

### Do Lockdown or Silence Meter have ads?

Silence Meter shows ads; Lockdown does not.

### Which is updated more often, Lockdown or Silence Meter?

Lockdown ships an update monthly, and Silence Meter every 2 weeks. Most recently, Lockdown was updated on October 19, 2026 and Silence Meter on October 25, 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.*