ECSig vs ChatCat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ECSig
This app provides a user-friendly interface to control RF signal generator devices. It allows precise customization of signal frequency and power output across multiple channels via a Bluetooth connection.
- Bluetooth device connection
- Control 4-8 individual channels
- Customize frequency and power
- Save and recall device profiles
- Intuitive professional interface
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ECSig is the official app for controlling ECSite Inc.’s RF signal generator devices. With a simple and intuitive interface, the app allows users to connect via Bluetooth and manage 4-8 individual channels, customizing signal frequency and power output with precision. Key Features: - Seamlessly connect to ECSig devices via Bluetooth - Control 4-8 individual channels for tailored signal outputs - Toggle channels on/off and set unique frequencies and power levels - Save and recall device profiles for quick access to preferred settings - Efficient, professional interface designed for ECSite Inc. customers Take full control of your ECSig device for reliable and customizable RF signal generation, all in the palm of your hand.
ChatCat
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A app that allows you to interact seamlessly with ChatGPT using your own API key. • Flexible Model Selection: Choose from a variety of models, including o1 models, to suit your needs and preferences. • Customizable Proxy/Endpoint: Set up your own custom domain for the proxy or endpoint, giving you full control over your interactions. • Unlimited Prompts: Create and manage as many unique prompts as you’d like, ensuring tailored and personalized experiences every time. • Intuitive Interface: Enjoy smooth, responsive gestures and haptic feedback for a pleasant, user-friendly experience. • No Hidden Costs: No subscriptions, advertisements, or data collection—just a clean, transparent app focused on your privacy and ease of use. Experience the freedom of ChatGPT with total control and no distractions.
Screenshots
Verdict
The clearest difference is update cadence: ECSig at every 3 months against ChatCat's every 11 months. ECSig also leads on iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ECSig ships an update every 3 months, ChatCat every 11 months. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.
| Parameter | ECSig | ChatCat |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 months — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 29 MB | 11 MB |
| Age rating | 4+ | 17+ |
| Developer | Ecsite Inc | 茵 吕 |
In-app purchases
ECSig
No in-app purchases
ChatCat
No in-app purchases









