# Sifter vs 2P0

The clearest difference is price: 2P0 at Free against Sifter's $2.99. 2P0 also leads on update cadence (weekly vs every 3 months) and iOS requirement (15.0 vs 17.0). Sifter's advantage is chart position (#183 vs unranked). On ads, in-app purchases and device support there is nothing between them.

2P0 is free to download; Sifter costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sifter ships an update every 3 months, 2P0 weekly. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Sifter | 2P0 |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.1 (116 ratings)](https://appshunter.io/ios/app/sifter-spam-sms-filter/id1265348258/reviews)** | — |
| Number of ratings | **116** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Paid | — |
| Best chart rank | **#183** | — |
| Size | 10 MB | 101 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [磊 汪](https://appshunter.io/developer/1063627762) | [JUMP DEER s.r.o.](https://appshunter.io/developer/1731398560) |

## What reviewers say

### Sifter

[App page](https://appshunter.io/ios/app/sifter-spam-sms-filter/id1265348258)

**Currently charting:** #183 Top Paid · Utilities (US App Store)

This app provides a smart spam filter for iOS devices, allowing users to create personalized rules to block unwanted text messages. It prioritizes user privacy with local processing and offers advanced filtering options like regular expressions.

**Highlights:** Customizable filtering rules, Blacklist and whitelist contacts, Regex filtering for advanced control, Local data processing for privacy, Blocks unwanted SMS and MMS

**In-app purchases:** none


### 2P0

[App page](https://appshunter.io/ios/app/2p0/id6742686371)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sifter free?

Sifter costs $2.99, with no in-app purchases.

### Is 2P0 free?

2P0 is free to download, with no in-app purchases.

### Do Sifter or 2P0 have ads?

Neither Sifter nor 2P0 shows ads.

### Which is updated more often, Sifter or 2P0?

Sifter ships an update every 3 months, and 2P0 weekly. Most recently, Sifter was updated on November 6, 2026 and 2P0 on November 8, 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.*