# SynctUp vs Circtek

The clearest difference is update cadence: Circtek at every 6 days against SynctUp's fortnightly. SynctUp's advantage is iOS requirement (13.1 vs 15.0). 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.

SynctUp ships an update fortnightly, Circtek every 6 days. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SynctUp | Circtek |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/synctup/id1333538829/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 6 days** |
| Monetization | Free | — |
| Size | 37 MB | 12 MB |
| Requires iOS | **13.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SynctUp LLC](https://appshunter.io/developer/1333538828) | [RM online B.V.](https://appshunter.io/developer/1747904508) |

## What reviewers say

### SynctUp

[App page](https://appshunter.io/ios/app/synctup/id1333538829)

This app helps professionals manage their extensive contact lists with advanced verification and easy sharing features. It automatically cleans outdated email addresses and allows for quick contact creation from email signatures.

**Highlights:** Email address verification and scrubbing, AI-enhanced contact creation from signatures, Smart digital business card sharing, Automatic contact information updates, High accuracy for large contact lists

**Features:** macOS Compatibility

**In-app purchases:** none


### Circtek

[App page](https://appshunter.io/ios/app/circtek/id6503061522)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SynctUp free?

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

### Is Circtek free?

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

### Do SynctUp or Circtek have ads?

Neither SynctUp nor Circtek shows ads.

### Which is updated more often, SynctUp or Circtek?

SynctUp ships an update fortnightly, and Circtek every 6 days. Most recently, SynctUp was updated on October 7, 2026 and Circtek on October 4, 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.*