# Voice vs Sleep Lock

The clearest difference is in-app purchases: Voice at none against Sleep Lock's 3. Voice also leads on update cadence (monthly vs every 2 months) and iOS requirement (11.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Sleep Lock sells 3 in-app purchases, starting at $3.99 per 7 days. Voice asks for nothing beyond the download.

Voice ships an update monthly, Sleep Lock every 2 months. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Voice | Sleep Lock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 57 MB | 19 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [DureTechnology](https://appshunter.io/developer/743829903) | [Modestas Razanauskas](https://appshunter.io/developer/1896518602) |

## What reviewers say

### Voice

[App page](https://appshunter.io/ios/app/voice-plus/id1538493575)

**In-app purchases:** none


### Sleep Lock

[App page](https://appshunter.io/ios/app/sleep-lock-bedtime-blocker/id6767901934)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sleep Lock Pro – Weekly | $3.99 | per 7 days |
| Sleep Lock Pro – Monthly | $9.99 | per month |
| Sleep Lock Pro – Yearly | $79.99 | per year |


## Frequently asked questions

### Is Voice free?

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

### Is Sleep Lock free?

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

### Do Voice or Sleep Lock have ads?

Neither Voice nor Sleep Lock shows ads.

### Which is updated more often, Voice or Sleep Lock?

Voice ships an update monthly, and Sleep Lock every 2 months. Most recently, Voice was updated on October 8, 2026 and Sleep Lock on October 13, 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.*