# fermaxausIP vs CallClock

The clearest difference is in-app purchases: fermaxausIP at none against CallClock's 6. fermaxausIP also leads on update cadence (every 2 weeks vs every 2 months) and iOS requirement (8.1 vs 12.2). On price, ads and device support there is nothing between them.

Both are free to download. CallClock sells 6 in-app purchases, starting at $0.99 per month. fermaxausIP asks for nothing beyond the download.

fermaxausIP ships an update every 2 weeks, CallClock every 2 months. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | fermaxausIP | CallClock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (15 ratings)](https://appshunter.io/ios/app/callclock-anytime-incomingcall/id6443753565/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 98 MB | 27 MB |
| Requires iOS | **8.1** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fermax Australia](https://appshunter.io/developer/581754513) | [博 成](https://appshunter.io/developer/1180643781) |

## What reviewers say

### fermaxausIP

[App page](https://appshunter.io/ios/app/fermaxausip/id1425732729)

**In-app purchases:** none


### CallClock

[App page](https://appshunter.io/ios/app/callclock-anytime-incomingcall/id6443753565)

Schedule calls to act as alarms or reminders for various occasions. Simulate incoming calls to politely exit unwanted social situations. Customize caller ID, ringtones, and call content for a personalized experience.

**Highlights:** Schedule calls as alarms, Simulate incoming calls, Customizable caller display, Customizable call content, Multiple time setting methods, Text-to-speech functionality

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic-Monthly | $0.99 | per month |
| Standard-Monthly | $2.99 | per month |
| Basic-Yearly | $9.49 | per year |
| Premium-Monthly | $12.99 | per month |
| Standard-Yearly | $34.99 | per year |
| Premium-Yearly | $154.99 | per year |


## Frequently asked questions

### Is fermaxausIP free?

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

### Is CallClock free?

CallClock is free to download, with in-app purchases available.

### Do fermaxausIP or CallClock have ads?

Neither fermaxausIP nor CallClock shows ads.

### Which is updated more often, fermaxausIP or CallClock?

fermaxausIP ships an update every 2 weeks, and CallClock every 2 months. Most recently, fermaxausIP was updated on October 25, 2026 and CallClock on October 27, 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.*