# Message Keyword Filter vs Numby Pro

The clearest difference is in-app purchases: Numby Pro at none against Message Keyword Filter's 1. Numby Pro also leads on device support (4 vs 1) and iOS requirement (17.0 vs 26.0). Message Keyword Filter's advantage is price ($0.99 vs $5.99). On update cadence and ads there is nothing between them.

Message Keyword Filter costs $0.99 and Numby Pro $5.99 up front. Message Keyword Filter sells 1 one-off in-app purchase. Numby Pro asks for nothing beyond the download.

Message Keyword Filter ships an update every 2 months, Numby Pro monthly. The most recent releases landed on September 29, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Message Keyword Filter | Numby Pro |
| --- | --- | --- |
| Price | **$0.99** | $5.99 |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 15 MB | 6 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Planeta Pigra Co., Ltd.](https://appshunter.io/developer/1738642017) | [Vivy Technologies](https://appshunter.io/developer/1852821401) |

## What reviewers say

### Message Keyword Filter

[App page](https://appshunter.io/ios/app/message-keyword-filter/id1672730162)

This utility helps manage SMS messages by filtering content based on keywords and senders. It utilizes iOS system extensions for secure, private message classification without data leakage.

**Highlights:** Keyword-based SMS filtering, Sender-specific filtering, Automatic message classification, Secure iOS system extensions, Privacy protection, Easy-to-use interface

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support developer | $2.99 | one-time |


### Numby Pro

[App page](https://appshunter.io/ios/app/numby-pro/id6755249901)

**In-app purchases:** none


## Frequently asked questions

### Is Message Keyword Filter free?

Message Keyword Filter costs $0.99, and also offers in-app purchases.

### Is Numby Pro free?

Numby Pro costs $5.99, with no in-app purchases.

### Do Message Keyword Filter or Numby Pro have ads?

Neither Message Keyword Filter nor Numby Pro shows ads.

### Which is updated more often, Message Keyword Filter or Numby Pro?

Message Keyword Filter ships an update every 2 months, and Numby Pro monthly. Most recently, Message Keyword Filter was updated on September 29, 2026 and Numby Pro on September 21, 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.*