# GigaCC vs ABook Check

The clearest difference is iOS requirement: ABook Check at 10.0 against GigaCC's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

GigaCC ships an update every 3 months, ABook Check every 2 months. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | GigaCC | ABook Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 16 MB | 80 MB |
| Requires iOS | 16.0 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [WAMNET Japan K.K.](https://appshunter.io/developer/583759425) | [AGENTEC Co.,Ltd.](https://appshunter.io/developer/454472728) |

## What reviewers say

### GigaCC

[App page](https://appshunter.io/ios/app/gigacc/id583759422)

**Features:** macOS Compatibility

**In-app purchases:** none


### ABook Check

[App page](https://appshunter.io/ios/app/abook-check/id1459984208)

**In-app purchases:** none


## Frequently asked questions

### Is GigaCC free?

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

### Is ABook Check free?

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

### Do GigaCC or ABook Check have ads?

Neither GigaCC nor ABook Check shows ads.

### Which is updated more often, GigaCC or ABook Check?

GigaCC ships an update every 3 months, and ABook Check every 2 months. Most recently, GigaCC was updated on September 10, 2026 and ABook Check on September 15, 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.*