# Cold vs ThunDer Fast Charge

The clearest difference is update cadence: ThunDer Fast Charge at every 3 weeks against Cold's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cold ships an update every 6 months, ThunDer Fast Charge every 3 weeks. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Cold | ThunDer Fast Charge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 1 MB | 19 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sensorist ApS](https://appshunter.io/developer/692718526) | [Dong Guan Zhengyang Electronic Mechanical Ltd](https://appshunter.io/developer/1311264915) |

## What reviewers say

### Cold

[App page](https://appshunter.io/ios/app/cold-chain/id1290877504)

**Features:** macOS Compatibility

**In-app purchases:** none


### ThunDer Fast Charge

[App page](https://appshunter.io/ios/app/thunder-fast-charge/id6444782261)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cold free?

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

### Is ThunDer Fast Charge free?

ThunDer Fast Charge is free to download, with no in-app purchases.

### Do Cold or ThunDer Fast Charge have ads?

Neither Cold nor ThunDer Fast Charge shows ads.

### Which is updated more often, Cold or ThunDer Fast Charge?

Cold ships an update every 6 months, and ThunDer Fast Charge every 3 weeks. Most recently, Cold was updated on November 11, 2026 and ThunDer Fast Charge on November 12, 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.*