# Smart AMP Pro vs Circlem

The clearest difference is in-app purchases: Circlem at none against Smart AMP Pro's 2. Circlem also leads on update cadence (every 2 days vs fortnightly). Smart AMP Pro's advantage is iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Smart AMP Pro sells 2 in-app purchases, starting at $3.99 per month. Circlem asks for nothing beyond the download.

Smart AMP Pro ships an update fortnightly, Circlem every 2 days. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Smart AMP Pro | Circlem |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 5 MB | 3 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AlgorKorea Co., Ltd.](https://appshunter.io/developer/1173452285) | [Philipp Lohmar](https://appshunter.io/developer/1786389347) |

## What reviewers say

### Smart AMP Pro

[App page](https://appshunter.io/ios/app/smart-amp-pro/id1515059495)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $3.99 | per month |
| Annual subscription | $39.99 | per year |


### Circlem

[App page](https://appshunter.io/ios/app/circlem/id6739635242)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart AMP Pro free?

Smart AMP Pro is free to download, with in-app purchases available.

### Is Circlem free?

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

### Do Smart AMP Pro or Circlem have ads?

Neither Smart AMP Pro nor Circlem shows ads.

### Which is updated more often, Smart AMP Pro or Circlem?

Smart AMP Pro ships an update fortnightly, and Circlem every 2 days. Most recently, Smart AMP Pro was updated on October 5, 2026 and Circlem on October 10, 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.*