# ESGCT Congress vs When Did I…? Routine Memory

The clearest difference is in-app purchases: ESGCT Congress at none against When Did I…? Routine Memory's 2. ESGCT Congress also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.6). On price, update cadence and ads there is nothing between them.

Both are free to download. When Did I…? Routine Memory sells 2 in-app purchases, starting at $3.99 per month. ESGCT Congress asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 21, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ESGCT Congress | When Did I…? Routine Memory |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 31 MB | 12 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [The European Society of Gene and Cell Therapy](https://appshunter.io/developer/1751962132) | [Martyn Thompson](https://appshunter.io/developer/1892144746) |

## What reviewers say

### ESGCT Congress

[App page](https://appshunter.io/ios/app/esgct-congress/id6443488028)

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

**In-app purchases:** none


### When Did I…? Routine Memory

[App page](https://appshunter.io/ios/app/when-did-i-routine-memory/id6761933089)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| When Did I Premium | $3.99 | per month |
| When Did I Premium | $19.99 | per year |


## Frequently asked questions

### Is ESGCT Congress free?

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

### Is When Did I…? Routine Memory free?

When Did I…? Routine Memory is free to download, with in-app purchases available.

### Do ESGCT Congress or When Did I…? Routine Memory have ads?

Neither ESGCT Congress nor When Did I…? Routine Memory shows ads.

### Which is updated more often, ESGCT Congress or When Did I…? Routine Memory?

ESGCT Congress ships an update every 2 months, and When Did I…? Routine Memory every 2 months. Most recently, ESGCT Congress was updated on October 21, 2026 and When Did I…? Routine Memory on October 7, 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.*