# PDF Viewer vs Mix Notes

The clearest difference is price: Mix Notes at Free against PDF Viewer's $0.99. PDF Viewer's advantage is update cadence (every 2 days vs every 10 days) and iOS requirement (14 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Mix Notes is free to download; PDF Viewer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PDF Viewer ships an update every 2 days, Mix Notes every 10 days. The most recent releases landed on September 10, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | PDF Viewer | Mix Notes |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mix-notes/id6753605213/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 10 days |
| Monetization | — | Ad-supported |
| Size | 21 MB | 5 MB |
| Requires iOS | **14** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [VMSOFT COMPANY LIMITED](https://appshunter.io/developer/1775864319) | [David Robert Thomas](https://appshunter.io/developer/1789637075) |

## What reviewers say

### PDF Viewer

[App page](https://appshunter.io/ios/app/pdf-viewer-fast-and-intuitive/id6737305914)

**In-app purchases:** none


### Mix Notes

[App page](https://appshunter.io/ios/app/mix-notes/id6753605213)

Record voice notes and add annotations to audio tracks with a single touch. Compare different mixes using AB mode and ensure your notes are saved directly to the track. Easily manage and delete notes as needed.

**Highlights:** One-touch annotation, Voice note recording, AB mix comparison, Notes stored with track, Swipe to delete notes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Viewer free?

PDF Viewer costs $0.99, with no in-app purchases.

### Is Mix Notes free?

Mix Notes is free to download, with no in-app purchases.

### Do PDF Viewer or Mix Notes have ads?

Both PDF Viewer and Mix Notes show ads.

### Which is updated more often, PDF Viewer or Mix Notes?

PDF Viewer ships an update every 2 days, and Mix Notes every 10 days. Most recently, PDF Viewer was updated on September 10, 2026 and Mix Notes on September 13, 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.*