# Call Manager vs Fertech

The clearest difference is update cadence: Fertech at every 3 weeks against Call Manager's every 3 months. Call Manager's advantage is iOS requirement (10.0 vs 15.6). 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.

Call Manager ships an update every 3 months, Fertech every 3 weeks. The most recent releases landed on October 13, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Call Manager | Fertech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/call-manager/id1441938292/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 6.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 34 MB | 65 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [PT Telekomunikasi Selular](https://appshunter.io/developer/580104222) | [VASUGI SUPRAMANIAM](https://appshunter.io/developer/1721859748) |

## What reviewers say

### Call Manager

[App page](https://appshunter.io/ios/app/call-manager/id1441938292)

Temporarily block incoming calls with custom tone alerts based on your activity profiles. Set up profiles like 'DRIVING' to inform callers you're unavailable without missing important notifications.

**Highlights:** Temporary call blocking, Custom tone alerts for callers, Activity-based profiles (e.g., Driving), Inform callers of unavailability

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

**In-app purchases:** none


### Fertech

[App page](https://appshunter.io/ios/app/fertech/id6474534079)

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

**In-app purchases:** none


## Frequently asked questions

### Is Call Manager free?

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

### Is Fertech free?

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

### Do Call Manager or Fertech have ads?

Neither Call Manager nor Fertech shows ads.

### Which is updated more often, Call Manager or Fertech?

Call Manager ships an update every 3 months, and Fertech every 3 weeks. Most recently, Call Manager was updated on October 13, 2026 and Fertech on September 28, 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.*