# ScanBig vs Undetectable AI

The clearest difference is rating: ScanBig at 5.0 against Undetectable AI's 1.0. ScanBig also leads on ads (none vs shown) and update cadence (fortnightly vs every 2 months). Undetectable AI's advantage is ratings volume (3 vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. ScanBig sells 1 one-off in-app purchase and Undetectable AI sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ScanBig holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

ScanBig ships an update fortnightly, Undetectable AI every 2 months. The most recent releases landed on September 11, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | ScanBig | Undetectable AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scanbig/id6739180761/reviews)** | [1.0 (3 ratings)](https://appshunter.io/ios/app/undetectable-ai-humanize-text/id6739940766/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 28 MB | 19 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [杭州引力网络技术有限公司](https://appshunter.io/developer/1133518651) | [HAMZA HARDOULI](https://appshunter.io/developer/1644917930) |

## What reviewers say

### ScanBig

[App page](https://appshunter.io/ios/app/scanbig/id6739180761)

This app helps you reclaim storage space by identifying and managing large media files like photos and videos. It offers smart scanning, quick deletion, and iCloud integration to efficiently clean up your device.

**Highlights:** Smart scanning for large files, Supports photos and videos, Quick deletion of unwanted files, iCloud integration, Multilingual support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScanBig VIP | $3.99 | one-time |


### Undetectable AI

[App page](https://appshunter.io/ios/app/undetectable-ai-humanize-text/id6739940766)

Transform AI-generated text into natural, human-like writing that bypasses AI detectors. This tool helps ensure your content remains authentic and undetectable by major detection systems. It also includes a built-in AI scanner to verify your text before submission.

**Highlights:** Bypass AI detection instantly, Humanize any text, Built-in AI detector, One-tap humanization, Advanced rewriting models, Preserve original meaning

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Undetectable AI Premium | $3.99 | per month |
| Undetectable AI Premium | $24.99 | per year |


## Frequently asked questions

### Is ScanBig free?

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

### Is Undetectable AI free?

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

### Which has better reviews, ScanBig or Undetectable AI?

ScanBig is rated higher. ScanBig averages 5.0 out of 5 from 1 ratings, while Undetectable AI averages 1.0 from 3 ratings.

### Do ScanBig or Undetectable AI have ads?

Undetectable AI shows ads; ScanBig does not.

### Which is updated more often, ScanBig or Undetectable AI?

ScanBig ships an update fortnightly, and Undetectable AI every 2 months. Most recently, ScanBig was updated on September 11, 2026 and Undetectable AI on June 1, 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.*