# Spaced Repetition vs Study Planner Pro

The clearest difference is iOS requirement: Study Planner Pro at 15.0 against Spaced Repetition's 17.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Spaced Repetition sells 6 in-app purchases, starting at $1.99 per month and Study Planner Pro sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Spaced Repetition ships an update every 10 days, Study Planner Pro every 2 weeks. The most recent releases landed on October 24, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Spaced Repetition | Study Planner Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/spaced-repetition-revu/id6748602127/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 94.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 26 MB | 20 MB |
| Requires iOS | 17.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Memorix](https://appshunter.io/developer/1826502608) | [HyunJu Kim](https://appshunter.io/developer/6780143762) |

## What reviewers say

### Spaced Repetition

[App page](https://appshunter.io/ios/app/spaced-repetition-revu/id6748602127)

This app simplifies exam preparation by automatically scheduling study sessions using spaced repetition. It sends timely revision reminders to help you retain knowledge longer and perform better. Personalize your study plan with notes, images, and tags for effective learning.

**Highlights:** Automated study session scheduling, Spaced repetition learning, Timely revision reminders, Add notes and images to topics, Organize topics with tags, Customizable revision intervals

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Revu Pro Monthly | $1.99 | per month |
| Revu Pro Quarterly | $4.99 | per 3 months |
| Revu Pro Yearly | $9.99 | per year |
| 3 Month Premium | $4.99 | one-time |
| 12 Month Premium | $9.99 | one-time |
| Lifetime Premium | $17.99 | one-time |


### Study Planner Pro

[App page](https://appshunter.io/ios/app/study-planner-pro/id6786996270)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Planner Pro - AI 플러스 멤버쉽 | $2.99 | per month |


## Frequently asked questions

### Is Spaced Repetition free?

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

### Is Study Planner Pro free?

Study Planner Pro is free to download, with in-app purchases available.

### Do Spaced Repetition or Study Planner Pro have ads?

Neither Spaced Repetition nor Study Planner Pro shows ads.

### Which is updated more often, Spaced Repetition or Study Planner Pro?

Spaced Repetition ships an update every 10 days, and Study Planner Pro every 2 weeks. Most recently, Spaced Repetition was updated on October 24, 2026 and Study Planner Pro on October 3, 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.*