# UsageScope vs Kastyl

The clearest difference is ads: Kastyl at none against UsageScope's shown. Kastyl also leads on update cadence (every 2 days vs every 5 days) and iOS requirement (18.0 vs 26.0). UsageScope's advantage is device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. UsageScope sells 2 in-app purchases, starting at $1.99 per month and Kastyl sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UsageScope ships an update every 5 days, Kastyl every 2 days. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | UsageScope | Kastyl |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 76.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 78 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jaemin Song](https://appshunter.io/developer/1811861538) | [KASTET](https://appshunter.io/developer/6795452376) |

## What reviewers say

### UsageScope

[App page](https://appshunter.io/ios/app/usagescope-ai-usage-tracker/id6759642037)

Monitor your AI service usage and limits from a single app. Track your history, view remaining quotas on your lock screen, and get notified of reset times. Supports various AI providers like Gemini, Claude, and Copilot.

**Highlights:** Centralized AI service monitoring, Usage history and ranking, Lock screen limit display, Reset time notifications, Command guides, Mac and iPhone sync

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | per month |
| Lifetime Pro | $1.99 | one-time |


### Kastyl

[App page](https://appshunter.io/ios/app/kastyl-ai-usage-tracker/id6805153196)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kastyl Pro Monthly | $1.99 | per month |
| Kastyl Pro — 3 Months | $4.99 | per 3 months |
| Kastyl Pro Yearly | $14.99 | per year |


## Frequently asked questions

### Is UsageScope free?

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

### Is Kastyl free?

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

### Do UsageScope or Kastyl have ads?

UsageScope shows ads; Kastyl does not.

### Which is updated more often, UsageScope or Kastyl?

UsageScope ships an update every 5 days, and Kastyl every 2 days. Most recently, UsageScope was updated on November 11, 2026 and Kastyl on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*