# Full Speed Performance vs GSI CRM

The clearest difference is update cadence: GSI CRM at every 2 weeks against Full Speed Performance's every 2 months. GSI CRM also leads on iOS requirement (13.0 vs 15.1). 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.

Full Speed Performance ships an update every 2 months, GSI CRM every 2 weeks. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Full Speed Performance | GSI CRM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 53 MB | 61 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gym Flow Limited](https://appshunter.io/developer/1631161014) | [Senthamizh Infotech LLP](https://appshunter.io/developer/1839439649) |

## What reviewers say

### Full Speed Performance

[App page](https://appshunter.io/ios/app/full-speed-performance/id6743701900)

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

**In-app purchases:** none


### GSI CRM

[App page](https://appshunter.io/ios/app/gsi-crm/id6752487826)

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

**In-app purchases:** none


## Frequently asked questions

### Is Full Speed Performance free?

Full Speed Performance is free to download, with no in-app purchases.

### Is GSI CRM free?

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

### Do Full Speed Performance or GSI CRM have ads?

Neither Full Speed Performance nor GSI CRM shows ads.

### Which is updated more often, Full Speed Performance or GSI CRM?

Full Speed Performance ships an update every 2 months, and GSI CRM every 2 weeks. Most recently, Full Speed Performance was updated on October 10, 2026 and GSI CRM on October 25, 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.*