# Rocket Memo vs Instant Jot

The clearest difference is iOS requirement: Instant Jot at 15.1 against Rocket Memo's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Rocket Memo sells 5 in-app purchases, starting at $0.99 per month and Instant Jot sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Rocket Memo ships an update every 2 weeks, Instant Jot every 11 days. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Rocket Memo | Instant Jot |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | Freemium | — |
| Size | 6 MB | 33 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yoshinori Kasaya](https://appshunter.io/developer/1460652803) | [Masataka Aoki](https://appshunter.io/developer/1856791510) |

## What reviewers say

### Rocket Memo

[App page](https://appshunter.io/ios/app/rocket-memo/id1472141702)

Capture thoughts instantly with this fast and organized notepad. Set reminders for important notes and find anything quickly with a powerful search. Designed for seamless idea management.

**Highlights:** Instant thought capture, Tag-based organization, Lightning-fast search, Note reminders, Clean editor

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rocket Pro Monthly | $0.99 | per month |
| Rocket Pro Yearly | $5.99 | per year |
| Small Coffee | $0.99 | one-time |
| Croissant & Coffee | $3.99 | one-time |
| Cake & Coffee | $9.99 | one-time |


### Instant Jot

[App page](https://appshunter.io/ios/app/instant-jot/id6757150975)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove sending limit | $2.99 | one-time |


## Frequently asked questions

### Is Rocket Memo free?

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

### Is Instant Jot free?

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

### Do Rocket Memo or Instant Jot have ads?

Neither Rocket Memo nor Instant Jot shows ads.

### Which is updated more often, Rocket Memo or Instant Jot?

Rocket Memo ships an update every 2 weeks, and Instant Jot every 11 days. Most recently, Rocket Memo was updated on October 24, 2026 and Instant Jot on October 11, 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.*