# Levin vs Echo

The clearest difference is in-app purchases: Echo at none against Levin's 1. Echo also leads on ads (none vs shown). Levin's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.6). On price and update cadence there is nothing between them.

Both are free to download. Levin sells 1 in-app purchase, starting at $3.99 per month. Echo asks for nothing beyond the download.

Levin ships an update every 10 days, Echo weekly. The most recent releases landed on September 13, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Levin | Echo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Weekly** |
| Size | 87 MB | 95 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [JANNIS ALEXANDER BUSCH](https://appshunter.io/developer/1848328281) | [APPVANGUARDS SRL](https://appshunter.io/developer/1873590379) |

## What reviewers say

### Levin

[App page](https://appshunter.io/ios/app/levin-start-thinking/id6754452255)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Levin Plus | $3.99 | per month |


### Echo

[App page](https://appshunter.io/ios/app/echo-speak-track-grow/id6758552998)

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

**In-app purchases:** none


## Frequently asked questions

### Is Levin free?

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

### Is Echo free?

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

### Do Levin or Echo have ads?

Levin shows ads; Echo does not.

### Which is updated more often, Levin or Echo?

Levin ships an update every 10 days, and Echo weekly. Most recently, Levin was updated on September 13, 2026 and Echo on September 23, 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.*