# QuotaKit vs Kastyl

The clearest difference is update cadence: Kastyl at every 2 days against QuotaKit's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. QuotaKit sells 1 one-off in-app purchase 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.

QuotaKit ships an update every 2 months, Kastyl every 2 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | QuotaKit | Kastyl |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/quotakit-ai-usage-tracker/id6777747568/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 78 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Columbus Labs LLC](https://appshunter.io/developer/1883568385) | [KASTET](https://appshunter.io/developer/6795452376) |

## What reviewers say

### QuotaKit

[App page](https://appshunter.io/ios/app/quotakit-ai-usage-tracker/id6777747568)

Monitor your AI tool usage, reset times, and spending directly from your iPhone. This companion app syncs data from your Mac to provide a clear mobile dashboard for your AI quotas. Get alerts when your quota is low or resets, and stay on track with your usage.

**Highlights:** Multi-provider AI quota tracking, Reset windows and provider status, Daily spend and renewal-cycle progress, iCloud sync from Mac to iPhone, Alerts for quota status, Home Screen and Lock Screen widgets

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QuotaKit Pro | $4.99 | 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 QuotaKit free?

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

### Is Kastyl free?

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

### Do QuotaKit or Kastyl have ads?

Neither QuotaKit nor Kastyl shows ads.

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

QuotaKit ships an update every 2 months, and Kastyl every 2 days. Most recently, QuotaKit was updated on October 25, 2026 and Kastyl on October 31, 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.*