# Subscriptions & Bills Tracker vs KATY

The clearest difference is iOS requirement: Subscriptions & Bills Tracker at 12.0 against KATY's 16.4. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Subscriptions & Bills Tracker sells 2 in-app purchases, starting at $2.99 per 7 days and KATY sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Subscriptions & Bills Tracker | KATY |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/katy-charts-that-forecast/id6743690109/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | — | Freemium |
| Size | 88 MB | 49 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Codememory LLC](https://appshunter.io/developer/1474903109) | [QuantSignals, Inc.](https://appshunter.io/developer/1543121585) |

## What reviewers say

### Subscriptions & Bills Tracker

[App page](https://appshunter.io/ios/app/subscriptions-and-bills-tracker/id6743056588)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Yearly | $9.99 | per year |


### KATY

[App page](https://appshunter.io/ios/app/katy-charts-that-forecast/id6743690109)

This app provides advanced technical analysis charting for US equities and cryptocurrencies. It features pre-computed quant models overlaid on price charts, including forecasts, trend states, and gamma exposure. The app focuses on reading charts, not trading, with a synced watchlist and trend screener.

**Highlights:** Technical analysis charting, Quant model overlays (FORECAST, TURTLE, GEX, SPREAD), US equities and major crypto support, Candlestick charts with pan/zoom, Synced watchlist across devices, Trend screener, Read-only chart analysis

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KATY Premium Monthly | $9.99 | per month |
| KATY Premium Annual | $59.99 | per year |


## Frequently asked questions

### Is Subscriptions & Bills Tracker free?

Subscriptions & Bills Tracker is free to download, with in-app purchases available.

### Is KATY free?

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

### Do Subscriptions & Bills Tracker or KATY have ads?

Neither Subscriptions & Bills Tracker nor KATY 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.*