# Moca | 自分にメールを送るメモ帳 vs Instant Jot

The clearest difference is in-app purchases: Moca | 自分にメールを送るメモ帳 at none against Instant Jot's 1. Moca | 自分にメールを送るメモ帳 also leads on update cadence (every 4 days vs every 11 days) and iOS requirement (11.0 vs 15.1). Instant Jot's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Instant Jot sells 1 one-off in-app purchase. Moca | 自分にメールを送るメモ帳 asks for nothing beyond the download.

Moca | 自分にメールを送るメモ帳 ships an update every 4 days, Instant Jot every 11 days. The most recent releases landed on September 9, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Moca | 自分にメールを送るメモ帳 | Instant Jot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 11 days |
| Size | 33 MB | 33 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiroki Ogata](https://appshunter.io/developer/1480936548) | [Masataka Aoki](https://appshunter.io/developer/1856791510) |

## What reviewers say

### Moca | 自分にメールを送るメモ帳

[App page](https://appshunter.io/ios/app/moca/id6464327820)

**In-app purchases:** none


### 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 Moca | 自分にメールを送るメモ帳 free?

Moca | 自分にメールを送るメモ帳 is free to download, with no in-app purchases.

### Is Instant Jot free?

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

### Do Moca | 自分にメールを送るメモ帳 or Instant Jot have ads?

Moca | 自分にメールを送るメモ帳 shows ads; Instant Jot does not.

### Which is updated more often, Moca | 自分にメールを送るメモ帳 or Instant Jot?

Moca | 自分にメールを送るメモ帳 ships an update every 4 days, and Instant Jot every 11 days. Most recently, Moca | 自分にメールを送るメモ帳 was updated on September 9, 2026 and Instant Jot on September 8, 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.*