# Charge vs Headroom

The clearest difference is device support: Headroom at 3 against Charge's 1. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Charge | Headroom |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 2 MB | 62 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Dusan Baek](https://appshunter.io/developer/1530611513) | [Donghyun Nam](https://appshunter.io/developer/1719213876) |

## What reviewers say

### Charge

[App page](https://appshunter.io/ios/app/charge-ai-usage-tracker/id6796766465)

Track your AI coding usage and costs across various providers directly from your iPhone. Monitor your remaining time, weekly caps, and daily spending with at-a-glance widgets and detailed dashboards. Setup is quick, and privacy is prioritized with no access to your code or conversations.

**Highlights:** Rate-limit gauges per provider, Burn-rate forecasts, Cost dashboard (daily, weekly, monthly), Plan badges and account separation, Multi-computer support, Home and Lock Screen widgets, Streak heatmap and cost trend

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

**In-app purchases:** none


### Headroom

[App page](https://appshunter.io/ios/app/headroom-ai-usage/id6826581375)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Charge free?

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

### Is Headroom free?

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

### Do Charge or Headroom have ads?

Neither Charge nor Headroom shows ads.

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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.*