# INR Tracker vs Aera

The clearest difference is update cadence: Aera at daily against INR Tracker's every 3 days. INR Tracker's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. INR Tracker sells 1 one-off in-app purchase and Aera sells 5 in-app purchases, starting at $13.99 per month. Whichever you choose, the download price is not the number that matters.

INR Tracker ships an update every 3 days, Aera daily. Both last shipped on November 6, 2026.

## The numbers

| Metric | INR Tracker | Aera |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aera-adaptive-running-coach/id6819302347/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Daily** |
| Size | 43 MB | 34 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 17+ | 17+ |
| Developer | [STEFAN TULAC](https://appshunter.io/developer/6801304453) | [Tech With Nikola Ltd](https://appshunter.io/developer/1857815804) |

## What reviewers say

### INR Tracker

[App page](https://appshunter.io/ios/app/inr-tracker/id6811884502)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Five more charts, clinic PDF | $4.99 | one-time |


### Aera

[App page](https://appshunter.io/ios/app/aera-adaptive-running-coach/id6819302347)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aera Monthly | $13.99 | per month |
| Aera Monthly | $13.99 | per month |
| Aera Annual | $89.99 | per year |
| Aera Annual | $89.99 | per year |
| Aera Annual | $89.99 | per year |


## Frequently asked questions

### Is INR Tracker free?

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

### Is Aera free?

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

### Do INR Tracker or Aera have ads?

Neither INR Tracker nor Aera shows ads.

### Which is updated more often, INR Tracker or Aera?

INR Tracker ships an update every 3 days, and Aera daily. Most recently, INR Tracker was updated on November 6, 2026 and Aera on November 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.*