# Unique Days vs scanAll

The clearest difference is in-app purchases: scanAll at none against Unique Days's 1. scanAll also leads on update cadence (every 2 days vs monthly). Unique Days's advantage is iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Unique Days sells 1 one-off in-app purchase. scanAll asks for nothing beyond the download.

Unique Days ships an update monthly, scanAll every 2 days. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Unique Days | scanAll |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/unique-days/id6737198411/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 61 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [培钦 康](https://appshunter.io/developer/1770425492) | [Jonghyun Kim](https://appshunter.io/developer/1892766393) |

## What reviewers say

### Unique Days

[App page](https://appshunter.io/ios/app/unique-days/id6737198411)

Easily track and countdown to important dates with a user-friendly interface and customizable widgets. Visualize upcoming events with a calendar view and enjoy local data storage for privacy and offline access.

**Highlights:** Home screen widgets, Countdown timers, Event reminders, Customizable backgrounds, Calendar view, Local data storage, Intuitive interface

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 终身会员 | $0.99 | one-time |


### scanAll

[App page](https://appshunter.io/ios/app/scanall/id6785380369)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unique Days free?

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

### Is scanAll free?

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

### Do Unique Days or scanAll have ads?

Neither Unique Days nor scanAll shows ads.

### Which is updated more often, Unique Days or scanAll?

Unique Days ships an update monthly, and scanAll every 2 days. Most recently, Unique Days was updated on October 9, 2026 and scanAll on October 17, 2026.

---

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