# FutureLog vs 4B

The clearest difference is update cadence: FutureLog at every 9 days against 4B's every 6 weeks. 4B's advantage is iOS requirement (12.0 vs 15.5). 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.

FutureLog ships an update every 9 days, 4B every 6 weeks. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | FutureLog | 4B |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Size | 98 MB | 35 MB |
| Requires iOS | 15.5 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FutureLog AG](https://appshunter.io/developer/1494450916) | [4BRAINS TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1635900429) |

## What reviewers say

### FutureLog

[App page](https://appshunter.io/ios/app/futurelog/id1494450917)

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

**In-app purchases:** none


### 4B

[App page](https://appshunter.io/ios/app/4b-inventory/id6529542593)

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

**In-app purchases:** none


## Frequently asked questions

### Is FutureLog free?

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

### Is 4B free?

4B is free to download, with no in-app purchases.

### Do FutureLog or 4B have ads?

Neither FutureLog nor 4B shows ads.

### Which is updated more often, FutureLog or 4B?

FutureLog ships an update every 9 days, and 4B every 6 weeks. Most recently, FutureLog was updated on October 7, 2026 and 4B on October 5, 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.*