# Prefix App vs SIC Go

The clearest difference is ads: Prefix App at none against SIC Go's shown. Prefix App also leads on iOS requirement (7.0 vs 15.0). SIC Go's advantage is update cadence (weekly vs fortnightly). On price, 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.

Prefix App ships an update fortnightly, SIC Go weekly. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Prefix App | SIC Go |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 48.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | — |
| Size | 21 MB | 44 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Alain Lima](https://appshunter.io/developer/789421888) | [SIC - Sindacato Indipendente Carabinieri](https://appshunter.io/developer/1771817571) |

## What reviewers say

### Prefix App

[App page](https://appshunter.io/ios/app/prefix-app/id813922085)

Easily add a prefix to phone numbers before dialing without altering your contacts. Ideal for managing business phone lines or specific calling requirements directly from your address book or keypad.

**Highlights:** Full address book access, Customizable contacts, Recent calls list, Customizable prefix and suffix, Direct dialing via keypad, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### SIC Go

[App page](https://appshunter.io/ios/app/sic-go/id6736392069)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prefix App free?

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

### Is SIC Go free?

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

### Do Prefix App or SIC Go have ads?

SIC Go shows ads; Prefix App does not.

### Which is updated more often, Prefix App or SIC Go?

Prefix App ships an update fortnightly, and SIC Go weekly. Most recently, Prefix App was updated on October 14, 2026 and SIC Go on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*