# Etchd.ai vs PlayLock

The clearest difference is ads: PlayLock at none against Etchd.ai's shown. Etchd.ai's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Etchd.ai sells 3 in-app purchases, starting at $4.99 per 7 days and PlayLock sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

Etchd.ai ships an update every 4 days, PlayLock every 3 days. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Etchd.ai | PlayLock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 3 days** |
| Size | 47 MB | 14 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Huseyin Alper Teoman](https://appshunter.io/developer/1719615836) | [Tom Nguyen](https://appshunter.io/developer/6794241547) |

## What reviewers say

### Etchd.ai

[App page](https://appshunter.io/ios/app/etchdai-ai-study-tools/id6759305019)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Etchd Pro | $4.99 | per 7 days |
| Etchd Pro | $9.99 | per month |
| Etchd Premium | $19.99 | per month |


### PlayLock

[App page](https://appshunter.io/ios/app/playlock-playbook-study-lock/id6801041624)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PlayLock Pro | $9.99 | per year |
| PlayLock Pro — Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Etchd.ai free?

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

### Is PlayLock free?

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

### Do Etchd.ai or PlayLock have ads?

Etchd.ai shows ads; PlayLock does not.

### Which is updated more often, Etchd.ai or PlayLock?

Etchd.ai ships an update every 4 days, and PlayLock every 3 days. Most recently, Etchd.ai was updated on September 20, 2026 and PlayLock on September 17, 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.*