# ZettaMic vs iCheckup

The clearest difference is in-app purchases: ZettaMic at none against iCheckup's 1. ZettaMic also leads on iOS requirement (9.3 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ZettaMic | iCheckup |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 20 MB |
| Requires iOS | **9.3** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RCS](https://appshunter.io/developer/348000582) | [Remi Herbiet](https://appshunter.io/developer/1493980634) |

## What reviewers say

### ZettaMic

[App page](https://appshunter.io/ios/app/zettamic/id1141561379)

**Features:** macOS Compatibility

**In-app purchases:** none


### iCheckup

[App page](https://appshunter.io/ios/app/icheckup-hardware-test/id6778524619)

Evaluate used iPhones and iPads before buying or selling. This app guides you through comprehensive hardware checks, including display, cameras, audio, and battery.

**Highlights:** Device detail checks, Display and camera testing, Audio and sensor diagnostics, Battery health evaluation, Connectivity checks, Ownership status verification, Shareable reports

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iCheckup Pro | $14.99 | one-time |


## Frequently asked questions

### Is ZettaMic free?

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

### Is iCheckup free?

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

### Do ZettaMic or iCheckup have ads?

Neither ZettaMic nor iCheckup shows ads.

### Which is updated more often, ZettaMic or iCheckup?

ZettaMic ships an update every 2 months, and iCheckup every 2 months. Most recently, ZettaMic was updated on October 14, 2026 and iCheckup on October 7, 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.*