# LeafLock vs Sonance

The clearest difference is price: LeafLock at Free against Sonance's $3.99. Sonance's advantage is update cadence (every 3 weeks vs every 4 months) and iOS requirement (17.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

LeafLock is free to download; Sonance costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LeafLock ships an update every 4 months, Sonance every 3 weeks. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | LeafLock | Sonance |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 92 MB | 53 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [Francis Pisco](https://appshunter.io/developer/1852454661) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### LeafLock

[App page](https://appshunter.io/ios/app/leaflock/id6755180476)

This AI companion operates entirely on your device, offering natural conversation, image generation, and text extraction without sending your data to the cloud. It prioritizes privacy, security, and sustainability by running AI models locally, reducing your digital carbon footprint.

**Highlights:** On-device AI processing, Natural language chat, Hands-free voice interaction, Image generation, Image-to-text extraction, Environmental impact tracking

**In-app purchases:** none


### Sonance

[App page](https://appshunter.io/ios/app/sonance-sound-level-meter/id6782296303)

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

**In-app purchases:** none


## Frequently asked questions

### Is LeafLock free?

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

### Is Sonance free?

Sonance costs $3.99, with no in-app purchases.

### Do LeafLock or Sonance have ads?

Neither LeafLock nor Sonance shows ads.

### Which is updated more often, LeafLock or Sonance?

LeafLock ships an update every 4 months, and Sonance every 3 weeks. Most recently, LeafLock was updated on September 30, 2026 and Sonance on October 8, 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.*