# SeamSmart vs ESP

The clearest difference is in-app purchases: SeamSmart at none against ESP's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ESP sells 1 one-off in-app purchase. SeamSmart asks for nothing beyond the download.

## The numbers

| Metric | SeamSmart | ESP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Size | 2 MB | 1 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RWTH Aachen University](https://appshunter.io/developer/371466796) | [Wuhan FireFrog Technology Co., Ltd.](https://appshunter.io/developer/917083159) |

## What reviewers say

### SeamSmart

[App page](https://appshunter.io/ios/app/seamsmart/id6499210520)

**In-app purchases:** none


### ESP

[App page](https://appshunter.io/ios/app/esp-airlink/id6756355176)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| a cup of coffee | $0.99 | one-time |


## Frequently asked questions

### Is SeamSmart free?

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

### Is ESP free?

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

### Do SeamSmart or ESP have ads?

Neither SeamSmart nor ESP shows ads.

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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.*