# MT5000 vs Sereniphone

The clearest difference is in-app purchases: MT5000 at none against Sereniphone's 2. MT5000 also leads on iOS requirement (11.0 vs 15.0). Sereniphone's advantage is update cadence (every 3 weeks vs every 13 months). On price, ads and device support there is nothing between them.

Both are free to download. Sereniphone sells 2 in-app purchases, starting at $4.99 per month. MT5000 asks for nothing beyond the download.

MT5000 ships an update every 13 months, Sereniphone every 3 weeks. The most recent releases landed on September 27, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | MT5000 | Sereniphone |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 20 MB | 4 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Weatherdock AG](https://appshunter.io/developer/554111402) | [Serenity Apps LLP](https://appshunter.io/developer/1761353056) |

## What reviewers say

### MT5000

[App page](https://appshunter.io/ios/app/mt5000/id1541908107)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sereniphone

[App page](https://appshunter.io/ios/app/sereniphone-spam-call-blocker/id6612031824)

Block unwanted calls, including robocalls and spammers, with this privacy-focused iPhone app. It identifies and filters suspicious numbers before you answer, with an option for premium features like automatic updates and unlimited blocking.

**Highlights:** Block unwanted calls, Identify spam, fraud, and robocalls, Custom caller ID labels, Privacy-focused design, 24/7 automatic updates (Premium), Unlimited blocking (Premium)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Call Blocker – Monthly | $4.99 | per month |
| Call Blocker – Yearly | $29.99 | per year |


## Frequently asked questions

### Is MT5000 free?

MT5000 is free to download, with no in-app purchases.

### Is Sereniphone free?

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

### Do MT5000 or Sereniphone have ads?

Neither MT5000 nor Sereniphone shows ads.

### Which is updated more often, MT5000 or Sereniphone?

MT5000 ships an update every 13 months, and Sereniphone every 3 weeks. Most recently, MT5000 was updated on September 27, 2026 and Sereniphone on October 6, 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.*