# ZFile vs GROB

The clearest difference is price: GROB at Free against ZFile's $2.99. GROB also leads on iOS requirement (13.0 vs 16.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

GROB is free to download; ZFile costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ZFile ships an update every 3 months, GROB every 2 months. The most recent releases landed on August 31, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | ZFile | GROB |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 62 MB | 320 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [起兴 韩](https://appshunter.io/developer/1704248059) | [Shantou Jinbida Technology Co., Ltd](https://appshunter.io/developer/1801128506) |

## What reviewers say

### ZFile

[App page](https://appshunter.io/ios/app/zfile/id6741918884)

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

**In-app purchases:** none


### GROB

[App page](https://appshunter.io/ios/app/grob/id6743071286)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZFile free?

ZFile costs $2.99, with no in-app purchases.

### Is GROB free?

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

### Do ZFile or GROB have ads?

Neither ZFile nor GROB shows ads.

### Which is updated more often, ZFile or GROB?

ZFile ships an update every 3 months, and GROB every 2 months. Most recently, ZFile was updated on August 31, 2026 and GROB on September 9, 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.*