# Days vs MemoryTrack

The clearest difference is update cadence: MemoryTrack at fortnightly against Days's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Days sells 3 in-app purchases, starting at $0.99 per 7 days and MemoryTrack sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Days ships an update every 3 months, MemoryTrack fortnightly. The most recent releases landed on September 29, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Days | MemoryTrack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 15 MB | 13 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [浩东 邱](https://appshunter.io/developer/1493267968) | [Thanh My DUONG](https://appshunter.io/developer/1882647935) |

## What reviewers say

### Days

[App page](https://appshunter.io/ios/app/days-important-dates/id6748931827)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $0.99 | per 7 days |
| Pro Monthly | $1.99 | per month |
| Pro Yearly | $14.99 | per year |


### MemoryTrack

[App page](https://appshunter.io/ios/app/memorytrack-day-counter/id6760101201)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MemoryTrack Pro | $3.99 | one-time |


## Frequently asked questions

### Is Days free?

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

### Is MemoryTrack free?

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

### Do Days or MemoryTrack have ads?

Neither Days nor MemoryTrack shows ads.

### Which is updated more often, Days or MemoryTrack?

Days ships an update every 3 months, and MemoryTrack fortnightly. Most recently, Days was updated on September 29, 2026 and MemoryTrack on October 14, 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.*