# Message Keyword Filter vs PK10000

The clearest difference is price: PK10000 at Free against Message Keyword Filter's $0.99. PK10000 also leads on review sentiment (55% vs 25%) and update cadence (every 3 weeks vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

PK10000 is free to download; Message Keyword Filter costs $0.99 up front. Message Keyword Filter sells 1 one-off in-app purchase and PK10000 sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Message Keyword Filter ships an update every 2 months, PK10000 every 3 weeks. The most recent releases landed on September 16, 2026 and August 18, 2026 respectively.

## The numbers

| Metric | Message Keyword Filter | PK10000 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.3 (6 ratings)](https://appshunter.io/ios/app/pk10000-focus-timer/id6469668991/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 25.0% of reviews | **54.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 56 MB |
| Requires iOS | 26.0 | **15.2** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Planeta Pigra Co., Ltd.](https://appshunter.io/developer/1738642017) | [正峰 蒋](https://appshunter.io/developer/1102407664) |

## 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 |


### PK10000

[App page](https://appshunter.io/ios/app/pk10000-focus-timer/id6469668991)

This app helps you achieve mastery through deliberate practice by tracking your progress towards long-term goals. It offers goal management, detailed statistics, and a Pomodoro timer to enhance focus and efficiency.

**Highlights:** Goal Management (100-10,000 hours), Tag Classification (12 categories), Data Statistics (daily, monthly, yearly), Pomodoro Timer (study/break sessions), Minimalist Interface, Subscription Plans

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Annually | $3.99 | per year |
| Early Bird MemberShip | $2.99 | one-time |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Message Keyword Filter free?

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

### Is PK10000 free?

PK10000 is free to download, with in-app purchases available.

### Do Message Keyword Filter or PK10000 have ads?

Neither Message Keyword Filter nor PK10000 shows ads.

### Which is updated more often, Message Keyword Filter or PK10000?

Message Keyword Filter ships an update every 2 months, and PK10000 every 3 weeks. Most recently, Message Keyword Filter was updated on September 16, 2026 and PK10000 on August 18, 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.*