# ImmediMemo vs Shift Calendar

The clearest difference is ads: Shift Calendar at none against ImmediMemo's shown. Shift Calendar also leads on update cadence (every 3 weeks vs every 30 months). ImmediMemo's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ImmediMemo ships an update every 30 months, Shift Calendar every 3 weeks. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | ImmediMemo | Shift Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/immedimemo/id1492896692/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 30 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 7 MB | 12 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nekomimimi](https://appshunter.io/developer/382809814) | [Vu Trong](https://appshunter.io/developer/1878635735) |

## What reviewers say

### ImmediMemo

[App page](https://appshunter.io/ios/app/immedimemo/id1492896692)

A private diary and memo app for quickly recording thoughts and ideas. It offers a simple, tweet-style interface, home screen widgets for instant access, and powerful search and export features. All data is stored locally for enhanced privacy.

**Highlights:** Tweet-style recording, Home screen widget, Chronological display, Word and date search, CSV data export, Local data storage

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

**In-app purchases:** none


### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-shift-planner/id6760978159)

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

**In-app purchases:** none


## Frequently asked questions

### Is ImmediMemo free?

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

### Is Shift Calendar free?

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

### Do ImmediMemo or Shift Calendar have ads?

ImmediMemo shows ads; Shift Calendar does not.

### Which is updated more often, ImmediMemo or Shift Calendar?

ImmediMemo ships an update every 30 months, and Shift Calendar every 3 weeks. Most recently, ImmediMemo was updated on October 8, 2026 and Shift Calendar on October 2, 2026.

---

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