# Prepclass vs Estimation & Decision Game PRO

The clearest difference is price: Prepclass at Free against Estimation & Decision Game PRO's $1.99. Estimation & Decision Game PRO's advantage is update cadence (daily vs every 3 days). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Prepclass is free to download; Estimation & Decision Game PRO costs $1.99 up front. Prepclass sells 2 in-app purchases, starting at $14.99 per month and Estimation & Decision Game PRO sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Prepclass ships an update every 3 days, Estimation & Decision Game PRO daily. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Prepclass | Estimation & Decision Game PRO |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | **Daily** |
| Size | 61 MB | 4 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Okiro Education, Inc.](https://appshunter.io/developer/1883825560) | [Aneesh Pradeep](https://appshunter.io/developer/1836157821) |

## What reviewers say

### Prepclass

[App page](https://appshunter.io/ios/app/prepclass-toefl-prep-2026/id6760318069)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prepclass Pro Monthly | $14.99 | per month |
| Prepclass Pro Annual | $59.99 | per year |


### Estimation & Decision Game PRO

[App page](https://appshunter.io/ios/app/estimation-and-decision-game-pro/id6787817317)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Deep Dive | $2.99 | one-time |
| 3 Deep Dives | $6.99 | one-time |
| 10 Deep Dives | $19.99 | one-time |


## Frequently asked questions

### Is Prepclass free?

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

### Is Estimation & Decision Game PRO free?

Estimation & Decision Game PRO costs $1.99, and also offers in-app purchases.

### Do Prepclass or Estimation & Decision Game PRO have ads?

Neither Prepclass nor Estimation & Decision Game PRO shows ads.

### Which is updated more often, Prepclass or Estimation & Decision Game PRO?

Prepclass ships an update every 3 days, and Estimation & Decision Game PRO daily. Most recently, Prepclass was updated on October 6, 2026 and Estimation & Decision Game PRO on October 5, 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.*