# Zi vs SFA

The clearest difference is ads: SFA at none against Zi's shown. Zi's advantage is update cadence (weekly vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Zi ships an update weekly, SFA every 2 weeks. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Zi | SFA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 64 MB | 233 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [ahmed Amin](https://appshunter.io/developer/1604465228) | [Subesh Pandey](https://appshunter.io/developer/1541309684) |

## What reviewers say

### Zi

[App page](https://appshunter.io/ios/app/zi/id1604465226)

**In-app purchases:** none


### SFA

[App page](https://appshunter.io/ios/app/sfa-make-friends/id6464635966)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zi free?

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

### Is SFA free?

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

### Do Zi or SFA have ads?

Zi shows ads; SFA does not.

### Which is updated more often, Zi or SFA?

Zi ships an update weekly, and SFA every 2 weeks. Most recently, Zi was updated on October 13, 2026 and SFA on October 14, 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.*