# Checkooh vs NewFiber Sac

The clearest difference is update cadence: Checkooh at every 2 months against NewFiber Sac's every 38 months. NewFiber Sac's advantage is iOS requirement (11.0 vs 13.0). 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.

Checkooh ships an update every 2 months, NewFiber Sac every 38 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Checkooh | NewFiber Sac |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 38 months |
| Size | 42 MB | 22 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Laercio Ferreira da Silva](https://appshunter.io/developer/1585183242) | [Fernando Soares](https://appshunter.io/developer/1641350054) |

## What reviewers say

### Checkooh

[App page](https://appshunter.io/ios/app/checkooh/id1585183240)

**In-app purchases:** none


### NewFiber Sac

[App page](https://appshunter.io/ios/app/newfiber-sac/id1641350052)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Checkooh free?

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

### Is NewFiber Sac free?

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

### Do Checkooh or NewFiber Sac have ads?

Neither Checkooh nor NewFiber Sac shows ads.

### Which is updated more often, Checkooh or NewFiber Sac?

Checkooh ships an update every 2 months, and NewFiber Sac every 38 months. Most recently, Checkooh was updated on November 7, 2026 and NewFiber Sac on November 3, 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.*