# PDF Notes S vs notototo

The clearest difference is update cadence: notototo at every 9 days against PDF Notes S's every 6 weeks. PDF Notes S's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PDF Notes S sells 2 in-app purchases, starting at $0.99 per month and notototo sells 1 in-app purchase, starting at $3.99 per year. Whichever you choose, the download price is not the number that matters.

PDF Notes S ships an update every 6 weeks, notototo every 9 days. The most recent releases landed on June 10, 2026 and May 6, 2026 respectively.

## The numbers

| Metric | PDF Notes S | notototo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/pdf-notes-s/id961336139/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 52.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 83 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AMuseTec Co., Ltd.](https://appshunter.io/developer/342152781) | [YASUNAGA SOFT, K.K](https://appshunter.io/developer/1608610399) |

## What reviewers say

### PDF Notes S

[App page](https://appshunter.io/ios/app/pdf-notes-s/id961336139)

This app offers a dual-page PDF viewer with smooth scrolling and fast page turns. It also provides document management, quick previews of various file types, and annotation tools. An upgrade removes ads and unlocks full functionality.

**Highlights:** Dual-page PDF viewer, Horizontal/vertical scroll and page turns, Document browser for file organization, Quick Look for various file types, ZIP file preview without unzipping, 8 handwriting tools, Cache manager for fast page turns

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $0.99 | per month |
| Yearly Plan | $9.99 | per year |


### notototo

[App page](https://appshunter.io/ios/app/notototo/id1608610397)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| notototoTototo | $3.99 | per year |


## Frequently asked questions

### Is PDF Notes S free?

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

### Is notototo free?

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

### Do PDF Notes S or notototo have ads?

Both PDF Notes S and notototo show ads.

### Which is updated more often, PDF Notes S or notototo?

PDF Notes S ships an update every 6 weeks, and notototo every 9 days. Most recently, PDF Notes S was updated on June 10, 2026 and notototo on May 6, 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.*