# usdc.cool vs USDT Signal

The clearest difference is in-app purchases: usdc.cool at none against USDT Signal's 1. usdc.cool also leads on ads (none vs shown). USDT Signal's advantage is update cadence (weekly vs every 3 months) and iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. USDT Signal sells 1 one-off in-app purchase. usdc.cool asks for nothing beyond the download.

usdc.cool ships an update every 3 months, USDT Signal weekly. Both last shipped on October 9, 2026.

## The numbers

| Metric | usdc.cool | USDT Signal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/usdccool/id6479308991/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 23 MB | 64 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Blendist LLC](https://appshunter.io/developer/442921357) | [yonggeon kim](https://appshunter.io/developer/1012700491) |

## What reviewers say

### usdc.cool

[App page](https://appshunter.io/ios/app/usdccool/id6479308991)

Track the total outstanding supply of USDC across numerous blockchains. View detailed charts and explore where USDC has been bridged, all from your mobile device. Supports both light and dark modes for a personalized experience.

**Highlights:** Track total USDC supply, View USDC across multiple chains, Explore bridged USDC locations, Detailed charting capabilities, Light and dark mode support

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

**In-app purchases:** none


### USDT Signal

[App page](https://appshunter.io/ios/app/usdt-signal/id6746846210)

This app provides real-time alerts for Tether (USDT) trading opportunities based on Upbit exchange rates and Kimchi Premium. It uses AI to suggest optimal buy/sell times and allows for strategy simulation with clear chart visualizations.

**Highlights:** Live Tether price tracking, Kimchi Premium calculation, AI-powered strategy suggestions, Trading simulation, Chart visualization

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Access | $2.99 | one-time |


## Frequently asked questions

### Is usdc.cool free?

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

### Is USDT Signal free?

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

### Do usdc.cool or USDT Signal have ads?

USDT Signal shows ads; usdc.cool does not.

### Which is updated more often, usdc.cool or USDT Signal?

usdc.cool ships an update every 3 months, and USDT Signal weekly. Most recently, usdc.cool was updated on October 9, 2026 and USDT Signal on October 9, 2026.

---

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