# Zerosec Note vs ScanBig

The clearest difference is in-app purchases: Zerosec Note at none against ScanBig's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ScanBig sells 1 one-off in-app purchase. Zerosec Note asks for nothing beyond the download.

Zerosec Note ships an update weekly, ScanBig fortnightly. The most recent releases landed on September 6, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Zerosec Note | ScanBig |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scanbig/id6739180761/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 28 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [崇旭 王](https://appshunter.io/developer/1782724458) | [杭州引力网络技术有限公司](https://appshunter.io/developer/1133518651) |

## What reviewers say

### Zerosec Note

[App page](https://appshunter.io/ios/app/zerosec-note/id6738882186)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Zerosec Note free?

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

### Is ScanBig free?

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

### Do Zerosec Note or ScanBig have ads?

Neither Zerosec Note nor ScanBig shows ads.

### Which is updated more often, Zerosec Note or ScanBig?

Zerosec Note ships an update weekly, and ScanBig fortnightly. Most recently, Zerosec Note was updated on September 6, 2026 and ScanBig on September 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*