# MarsText vs Phone Blocker

The clearest difference is price: MarsText at Free against Phone Blocker's $1.99. MarsText also leads on iOS requirement (9.0 vs 17.0). Phone Blocker's advantage is ads (none vs shown) and update cadence (every 2 months vs every 5 months). On in-app purchases and device support there is nothing between them.

MarsText is free to download; Phone Blocker costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MarsText ships an update every 5 months, Phone Blocker every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | MarsText | Phone Blocker |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | — | Paid |
| Size | 7 MB | 1 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [文龙 陈](https://appshunter.io/developer/1502871749) | [WenJie Studio](https://appshunter.io/developer/1639454309) |

## What reviewers say

### MarsText

[App page](https://appshunter.io/ios/app/marstext/id1544023803)

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

**In-app purchases:** none


### Phone Blocker

[App page](https://appshunter.io/ios/app/phone-blocker-spam-calls/id6749610322)

Easily block unwanted calls and telemarketing with a professional call filtering solution. Customize blacklists and whitelists to manage your incoming calls effectively, ensuring you never miss important contacts while escaping harassment.

**Highlights:** Customizable blacklist, Personalized whitelist, Smart call identification, Intuitive interface, Local data storage for privacy

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

**In-app purchases:** none


## Frequently asked questions

### Is MarsText free?

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

### Is Phone Blocker free?

Phone Blocker costs $1.99, with no in-app purchases.

### Do MarsText or Phone Blocker have ads?

MarsText shows ads; Phone Blocker does not.

### Which is updated more often, MarsText or Phone Blocker?

MarsText ships an update every 5 months, and Phone Blocker every 2 months. Most recently, MarsText was updated on November 3, 2026 and Phone Blocker on October 30, 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.*