# Cause & Effect vs Lesson

The clearest difference is in-app purchases: Cause & Effect at none against Lesson's 8. Cause & Effect also leads on update cadence (every 6 weeks vs every 5 months) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Lesson sells 8 in-app purchases, starting at $14.99 per year. Cause & Effect asks for nothing beyond the download.

Cause & Effect ships an update every 6 weeks, Lesson every 5 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Cause & Effect | Lesson |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cause-and-effect-child/id6621221465/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | Free | — |
| Size | 64 MB | 75 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Cause and Effect app LLC](https://appshunter.io/developer/1642735841) | [7TH REALM LABS LLC](https://appshunter.io/developer/1787939555) |

## What reviewers say

### Cause & Effect

[App page](https://appshunter.io/ios/app/cause-and-effect-child/id6621221465)

This app helps parents instill positive habits in children through goal setting and a reward system. It encourages the development of lifelong skills for smarter, healthier, and happier kids, while also teaching financial responsibility.

**Highlights:** Instill positive habits, Set daily, weekly, monthly goals, Earn coins for completed tasks, Exchange coins for rewards, Teach financial responsibility, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Lesson

[App page](https://appshunter.io/ios/app/lesson-log/id6740446491)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lesson Log Base Yearly Sub. | $14.99 | per year |
| Lesson Log Pro Pack 1 Yearly | $24.99 | per year |
| Lesson Log Pro All Access Yrly | $34.99 | per year |
| Notifications | $1.99 | one-time |
| Save/Load/Share | $1.99 | one-time |
| Event Planner | $2.99 | one-time |
| Auto-Grader | $4.99 | one-time |
| Pro Pack 1 (One-Time Purchase) | $7.99 | one-time |


## Frequently asked questions

### Is Cause & Effect free?

Cause & Effect is free to download, with no in-app purchases.

### Is Lesson free?

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

### Do Cause & Effect or Lesson have ads?

Neither Cause & Effect nor Lesson shows ads.

### Which is updated more often, Cause & Effect or Lesson?

Cause & Effect ships an update every 6 weeks, and Lesson every 5 months. Most recently, Cause & Effect was updated on October 24, 2026 and Lesson on October 24, 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.*