# C% vs EarRest

The clearest difference is update cadence: EarRest at every 4 days against C%'s every 3 weeks. C%'s advantage is ratings volume (3 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. C% sells 1 one-off in-app purchase and EarRest sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for C% against 5.0 for EarRest. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

C% ships an update every 3 weeks, EarRest every 4 days. The most recent releases landed on August 9, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | C% | EarRest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/c-charging-tracker/id6761485359/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/earrest-hearing-break-timer/id6789735127/reviews) |
| Number of ratings | **3** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 5 MB | 10 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mounif Fatayri](https://appshunter.io/developer/1884929942) | [月梅 孙](https://appshunter.io/developer/1893807267) |

## What reviewers say

### C%

[App page](https://appshunter.io/ios/app/c-charging-tracker/id6761485359)

Track the battery life of devices without built-in indicators. Log charges to get personalized estimates based on your usage habits. View all devices sorted by urgency and receive timely notifications.

**Highlights:** Personalized battery estimates, Device urgency sorting, Home screen widgets, Timely charging notifications, Supports numerous device types, Charge history and usage charts

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Unlimited Devices | $1.99 | one-time |


### EarRest

[App page](https://appshunter.io/ios/app/earrest-hearing-break-timer/id6789735127)

This app monitors your Bluetooth headphone usage and automatically reminds you to take breaks to protect your hearing. It tracks listening time, offers customizable break intervals, and provides historical data to help you build healthier habits.

**Highlights:** Automatic Bluetooth headphone tracking, Customizable break reminders, Live Activity and Dynamic Island integration, Home and Lock Screen widgets, Quiet Hours (Do Not Disturb), Listening history, macOS companion app

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EarRest Pro Monthly | $0.99 | per month |
| EarRest Pro Yearly | $4.99 | per year |
| EarRest Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is C% free?

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

### Is EarRest free?

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

### Which has better reviews, C% or EarRest?

C% and EarRest are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do C% or EarRest have ads?

Neither C% nor EarRest shows ads.

### Which is updated more often, C% or EarRest?

C% ships an update every 3 weeks, and EarRest every 4 days. Most recently, C% was updated on August 9, 2026 and EarRest on September 25, 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.*