# SMS Antispammer vs Duplicate Contacts Remover Pro

The clearest difference is price: Duplicate Contacts Remover Pro at Free against SMS Antispammer's $1.99. Duplicate Contacts Remover Pro also leads on update cadence (every 6 months vs every 38 months). SMS Antispammer's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Duplicate Contacts Remover Pro is free to download; SMS Antispammer costs $1.99 up front. Duplicate Contacts Remover Pro sells 1 one-off in-app purchase. SMS Antispammer asks for nothing beyond the download.

SMS Antispammer ships an update every 38 months, Duplicate Contacts Remover Pro every 6 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | SMS Antispammer | Duplicate Contacts Remover Pro |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 6 months** |
| Monetization | Paid | — |
| Size | 1 MB | 51 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Space In Box](https://appshunter.io/developer/486967606) | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) |

## What reviewers say

### SMS Antispammer

[App page](https://appshunter.io/ios/app/sms-antispammer/id1295095396)

Block unwanted SMS messages by filtering them based on custom keywords. Once activated, these messages are automatically moved to a spam folder, ensuring you won't receive notifications. Filtering is performed directly on your device for enhanced privacy.

**Highlights:** SMS filtering by keywords, Editable keyword list, Messages hidden in spam section, No notifications for filtered messages, Local filtering on device

**Features:** macOS Compatibility

**In-app purchases:** none


### Duplicate Contacts Remover Pro

[App page](https://appshunter.io/ios/app/duplicate-contacts-remover-pro/id6761747012)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $9.99 | one-time |


## Frequently asked questions

### Is SMS Antispammer free?

SMS Antispammer costs $1.99, with no in-app purchases.

### Is Duplicate Contacts Remover Pro free?

Duplicate Contacts Remover Pro is free to download, with in-app purchases available.

### Do SMS Antispammer or Duplicate Contacts Remover Pro have ads?

Neither SMS Antispammer nor Duplicate Contacts Remover Pro shows ads.

### Which is updated more often, SMS Antispammer or Duplicate Contacts Remover Pro?

SMS Antispammer ships an update every 38 months, and Duplicate Contacts Remover Pro every 6 months. Most recently, SMS Antispammer was updated on October 24, 2026 and Duplicate Contacts Remover Pro on October 29, 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.*