# 4 Plus 4 vs Rehearse

The clearest difference is update cadence: Rehearse at every 2 days against 4 Plus 4's monthly. 4 Plus 4's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. 4 Plus 4 sells 1 one-off in-app purchase and Rehearse sells 10 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for 4 Plus 4 against 5.0 for Rehearse. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

4 Plus 4 ships an update monthly, Rehearse every 2 days. The most recent releases landed on October 15, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 4 Plus 4 | Rehearse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/4-plus-4/id1602292243/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/rehearse-hard-conversations/id6812669011/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 89 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Patrick Koehnen](https://appshunter.io/developer/431219217) | [XCELAUDIT TECHNOLOGIES LLP](https://appshunter.io/developer/1878053116) |

## What reviewers say

### 4 Plus 4

[App page](https://appshunter.io/ios/app/4-plus-4/id1602292243)

This app offers a clear, step-by-step approach to learning mathematics. It features structured modules for number basics, arithmetic, and fractions, with playful sections to apply learned concepts. Designed to make math understandable and enjoyable, it's ideal for beginners and for refreshing knowledge.

**Highlights:** Clear learning modules, Step-by-step guidance, Structured practice, Playful application sections, Progress tracking, Ad-free experience

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Inclusive | $1.99 | one-time |


### Rehearse

[App page](https://appshunter.io/ios/app/rehearse-hard-conversations/id6812669011)

Practice difficult conversations with an AI that simulates realistic pushback. Get personalized feedback and create a takeaway card for real-life scenarios. Supports voice or face-to-face interaction.

**Highlights:** Simulated conversations with pushback, Personalized feedback and coaching, Customizable conversation scenarios, Voice or lifelike face interaction, Takeaway card for real-life use, Progress tracking with badges

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Voice Monthly | $9.99 | per month |
| Pro Monthly | $19.99 | per month |
| Coach Monthly | $39.99 | per month |
| Voice Annual | $79.99 | per year |
| Pro Annual | $159.99 | per year |
| Coach Annual | $319.99 | per year |
| 50 Credits | $5.99 | one-time |
| 150 Credits | $14.99 | one-time |
| 350 Credits | $29.99 | one-time |
| 1000 Credits | $79.99 | one-time |


## Frequently asked questions

### Is 4 Plus 4 free?

4 Plus 4 is free to download, with in-app purchases available.

### Is Rehearse free?

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

### Which has better reviews, 4 Plus 4 or Rehearse?

4 Plus 4 and Rehearse are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do 4 Plus 4 or Rehearse have ads?

Neither 4 Plus 4 nor Rehearse shows ads.

### Which is updated more often, 4 Plus 4 or Rehearse?

4 Plus 4 ships an update monthly, and Rehearse every 2 days. Most recently, 4 Plus 4 was updated on October 15, 2026 and Rehearse on October 26, 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.*