# Chronos Notes vs Auris Ear Training

The clearest difference is price: Auris Ear Training at Free against Chronos Notes's $0.99. Auris Ear Training also leads on update cadence (every 3 weeks vs every 9 months) and iOS requirement (13.4 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Auris Ear Training is free to download; Chronos Notes costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Chronos Notes ships an update every 9 months, Auris Ear Training every 3 weeks. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Chronos Notes | Auris Ear Training |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/chronos-notes/id687105675/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 6 MB | 11 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jan-Wouter Arendsen](https://appshunter.io/developer/432769119) | [Milan Nivard Weitenberg](https://appshunter.io/developer/1725695490) |

## What reviewers say

### Chronos Notes

[App page](https://appshunter.io/ios/app/chronos-notes/id687105675)

Organize historical notes and events into a visual, chronological timeline. Create timelines for any historical period or event, navigate through them, and use tags for easy searching and filtering.

**Highlights:** Chronological timeline creation, Organize notes by date, Navigate via timeline or event list, Tagging for easy filtering, Search historical events

**Features:** macOS Compatibility

**In-app purchases:** none


### Auris Ear Training

[App page](https://appshunter.io/ios/app/auris-ear-training/id6476059416)

**In-app purchases:** none


## Frequently asked questions

### Is Chronos Notes free?

Chronos Notes costs $0.99, with no in-app purchases.

### Is Auris Ear Training free?

Auris Ear Training is free to download, with no in-app purchases.

### Do Chronos Notes or Auris Ear Training have ads?

Neither Chronos Notes nor Auris Ear Training shows ads.

### Which is updated more often, Chronos Notes or Auris Ear Training?

Chronos Notes ships an update every 9 months, and Auris Ear Training every 3 weeks. Most recently, Chronos Notes was updated on October 12, 2026 and Auris Ear Training on October 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.*