# Rocket Memo vs Jotdown

Rocket Memo and Jotdown are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Rocket Memo sells 5 in-app purchases, starting at $0.99 per month and Jotdown 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 10 days, Jotdown weekly. The most recent releases landed on September 3, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Rocket Memo | Jotdown |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Size | 6 MB | 17 MB |
| Requires iOS | 18.0 | 18 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yoshinori Kasaya](https://appshunter.io/developer/1460652803) | [Yugi Motta](https://appshunter.io/developer/1806832610) |

## What reviewers say

### Rocket Memo

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

**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 |


### Jotdown

[App page](https://appshunter.io/ios/app/jotdown-quick-notes/id6763202831)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Jotdown Full Version | $3.99 | one-time |


## Frequently asked questions

### Is Rocket Memo free?

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

### Is Jotdown free?

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

### Do Rocket Memo or Jotdown have ads?

Neither Rocket Memo nor Jotdown shows ads.

### Which is updated more often, Rocket Memo or Jotdown?

Rocket Memo ships an update every 10 days, and Jotdown weekly. Most recently, Rocket Memo was updated on September 3, 2026 and Jotdown on September 20, 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.*