# Which? vs Impact Store

The clearest difference is update cadence: Which? at weekly against Impact Store's every 4 months. Impact Store's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Which? ships an update weekly, Impact Store every 4 months. The most recent releases landed on November 1, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Which? | Impact Store |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (42 ratings)](https://appshunter.io/ios/app/which/id1082710781/reviews)** | — |
| Number of ratings | **42** | — |
| Positive reviews | 35.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Freemium | — |
| Size | 85 MB | 46 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Which? Limited](https://appshunter.io/developer/490633171) | [Analog Republic Limited](https://appshunter.io/developer/1375234561) |

## What reviewers say

### Which?

[App page](https://appshunter.io/ios/app/which/id1082710781)

This app provides expert reviews and price comparisons for thousands of products and services to help UK consumers shop smarter. Access digital magazine issues with full membership for the latest consumer advice and news, all available offline.

**Highlights:** Expert product and service reviews, Price comparison and availability checks, Product specification and test result comparison, Customer ratings and expert verdicts, Digital issues of Which? Magazine, Offline access to reviews and magazines

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

**In-app purchases:** none

**What reviewers like**

- 👍 Trusted, independent consumer reviews and testing
- 💰 Saves money on purchasing decisions
- 🔍 Comprehensive product comparison information
- 📱 Convenient access to reviews on-the-go
- 📚 Extensive coverage of consumer products

**What reviewers complain about**

- 🐢 App extremely slow and laggy
- 🔐 Constant forced re-login issues
- 🐛 Frequent blank page errors
- ❌ Poor search functionality
- 🧭 Inconsistent and confusing navigation

**Reported bugs**

- App hangs on login screen
- Blank white pages when loading articles
- Login loop - constantly asks to re-authenticate
- Search returns no results or incomplete results
- Back button unresponsive or overly laggy

**Requested features**

- Dark mode for app interface
- Remember login credentials/autofill support
- Persistent session management
- Advanced filtering and sorting options
- Ability to compare more than two products


### Impact Store

[App page](https://appshunter.io/ios/app/impact-store/id1553098735)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Which? free?

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

### Is Impact Store free?

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

### Do Which? or Impact Store have ads?

Neither Which? nor Impact Store shows ads.

### Which is updated more often, Which? or Impact Store?

Which? ships an update weekly, and Impact Store every 4 months. Most recently, Which? was updated on November 1, 2026 and Impact Store on October 14, 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.*