# Synth I.A. vs Lenyes Smart

The clearest difference is in-app purchases: Lenyes Smart at none against Synth I.A.'s 1. Lenyes Smart also leads on iOS requirement (12.0 vs 17.0). Synth I.A.'s advantage is update cadence (every 6 days vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. Synth I.A. sells 1 in-app purchase, starting at $4.99 per month. Lenyes Smart asks for nothing beyond the download.

Synth I.A. ships an update every 6 days, Lenyes Smart fortnightly. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Synth I.A. | Lenyes Smart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Fortnightly |
| Size | 16 MB | 70 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Maxime Pontoire](https://appshunter.io/developer/525396222) | [Shenzhen Xinzhiyue Technology Co.Ltd.](https://appshunter.io/developer/1738746664) |

## What reviewers say

### Synth I.A.

[App page](https://appshunter.io/ios/app/synth-ia/id6745096328)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $4.99 | per month |


### Lenyes Smart

[App page](https://appshunter.io/ios/app/lenyes-smart/id6751222744)

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

**In-app purchases:** none


## Frequently asked questions

### Is Synth I.A. free?

Synth I.A. is free to download, with in-app purchases available.

### Is Lenyes Smart free?

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

### Do Synth I.A. or Lenyes Smart have ads?

Neither Synth I.A. nor Lenyes Smart shows ads.

### Which is updated more often, Synth I.A. or Lenyes Smart?

Synth I.A. ships an update every 6 days, and Lenyes Smart fortnightly. Most recently, Synth I.A. was updated on October 24, 2026 and Lenyes Smart on October 14, 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.*