# ColdLog vs FDI.me

The clearest difference is in-app purchases: FDI.me at none against ColdLog's 1. FDI.me also leads on iOS requirement (14.0 vs 17.0). ColdLog's advantage is update cadence (weekly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. ColdLog sells 1 in-app purchase, starting at $8.99 per year. FDI.me asks for nothing beyond the download.

ColdLog ships an update weekly, FDI.me every 3 months. The most recent releases landed on September 27, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | ColdLog | FDI.me |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Size | 17 MB | 49 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JRSW s.r.o.](https://appshunter.io/developer/1856840734) | [Dmitrii Minin](https://appshunter.io/developer/1871174071) |

## What reviewers say

### ColdLog

[App page](https://appshunter.io/ios/app/coldlog/id6755875822)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ColdLog PRO | $8.99 | per year |


### FDI.me

[App page](https://appshunter.io/ios/app/fdime/id6770261786)

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

**In-app purchases:** none


## Frequently asked questions

### Is ColdLog free?

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

### Is FDI.me free?

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

### Do ColdLog or FDI.me have ads?

Neither ColdLog nor FDI.me shows ads.

### Which is updated more often, ColdLog or FDI.me?

ColdLog ships an update weekly, and FDI.me every 3 months. Most recently, ColdLog was updated on September 27, 2026 and FDI.me on September 25, 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.*