# Vanishing Notes vs OTN

The clearest difference is ads: Vanishing Notes at none against OTN's shown. OTN's advantage is update cadence (every 3 days vs monthly) and iOS requirement (17.0 vs 26.2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Vanishing Notes sells 1 one-off in-app purchase and OTN sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Vanishing Notes ships an update monthly, OTN every 3 days. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Vanishing Notes | OTN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 days** |
| Size | 15 MB | 6 MB |
| Requires iOS | 26.2 | **17.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [amir hayek](https://appshunter.io/developer/845110506) | [SeokHui Lee](https://appshunter.io/developer/1129769874) |

## What reviewers say

### Vanishing Notes

[App page](https://appshunter.io/ios/app/vanishing-notes/id6758289705)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $1.99 | one-time |


### OTN

[App page](https://appshunter.io/ios/app/otn-one-time-note/id6793473020)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OTN Pro | $0.99 | one-time |


## Frequently asked questions

### Is Vanishing Notes free?

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

### Is OTN free?

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

### Do Vanishing Notes or OTN have ads?

OTN shows ads; Vanishing Notes does not.

### Which is updated more often, Vanishing Notes or OTN?

Vanishing Notes ships an update monthly, and OTN every 3 days. Most recently, Vanishing Notes was updated on September 21, 2026 and OTN on September 19, 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.*