# GBS vs BIDPRO

The clearest difference is update cadence: GBS at every 11 days against BIDPRO's every 2 months. 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.

GBS ships an update every 11 days, BIDPRO every 2 months. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | GBS | BIDPRO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 months |
| Size | 66 MB | 24 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Global Building Technology Pty Ltd](https://appshunter.io/developer/1738150045) | [微 黄](https://appshunter.io/developer/1791795793) |

## What reviewers say

### GBS

[App page](https://appshunter.io/ios/app/gbs-aec/id6480092797)

**Features:** macOS Compatibility

**In-app purchases:** none


### BIDPRO

[App page](https://appshunter.io/ios/app/bidpro/id6744049290)

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

**In-app purchases:** none


## Frequently asked questions

### Is GBS free?

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

### Is BIDPRO free?

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

### Do GBS or BIDPRO have ads?

Neither GBS nor BIDPRO shows ads.

### Which is updated more often, GBS or BIDPRO?

GBS ships an update every 11 days, and BIDPRO every 2 months. Most recently, GBS was updated on September 24, 2026 and BIDPRO on September 19, 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.*