# NGAO Authenticator vs Storage Cleaner*

The clearest difference is in-app purchases: NGAO Authenticator at none against Storage Cleaner*'s 1. NGAO Authenticator also leads on update cadence (every 2 days vs every 2 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Storage Cleaner* sells 1 in-app purchase, starting at $9.99 per 7 days. NGAO Authenticator asks for nothing beyond the download.

NGAO Authenticator ships an update every 2 days, Storage Cleaner* every 2 months. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | NGAO Authenticator | Storage Cleaner* |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (51 ratings)](https://appshunter.io/ios/app/storage-cleaner/id6747003427/reviews)** |
| Number of ratings | — | **51** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 36 MB | 35 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TORQUE TECH LIMITED(Digital Tz)](https://appshunter.io/developer/1605943770) | [Takamaka Ltd.](https://appshunter.io/developer/1783339911) |

## What reviewers say

### NGAO Authenticator

[App page](https://appshunter.io/ios/app/ngao-authenticator/id6736656274)

**Features:** macOS Compatibility

**In-app purchases:** none


### Storage Cleaner*

[App page](https://appshunter.io/ios/app/storage-cleaner/id6747003427)

Free up device storage by identifying and removing duplicate photos, screenshots, and large videos. It also helps merge or delete duplicate contacts to keep your address book organized. The app offers a fast, safe, and easy-to-use interface with a smart preview system.

**Highlights:** Remove duplicate photos, Delete large videos, Find and delete screenshots, Merge duplicate contacts, Delete duplicate contacts, Smart preview system

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $9.99 | per 7 days |


## Frequently asked questions

### Is NGAO Authenticator free?

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

### Is Storage Cleaner* free?

Storage Cleaner* is free to download, with in-app purchases available.

### Do NGAO Authenticator or Storage Cleaner* have ads?

Neither NGAO Authenticator nor Storage Cleaner* shows ads.

### Which is updated more often, NGAO Authenticator or Storage Cleaner*?

NGAO Authenticator ships an update every 2 days, and Storage Cleaner* every 2 months. Most recently, NGAO Authenticator was updated on October 15, 2026 and Storage Cleaner* on October 8, 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.*