# Hypothesis Test vs 奇蹟背單字

The clearest difference is price: 奇蹟背單字 at Free against Hypothesis Test's $1.99. 奇蹟背單字 also leads on update cadence (every 5 days vs monthly) and ratings volume (4 vs 1). Hypothesis Test's advantage is rating (5.0 vs 3.8) and in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

奇蹟背單字 is free to download; Hypothesis Test costs $1.99 up front. 奇蹟背單字 sells 3 in-app purchases, starting at $1.99 per month. Hypothesis Test asks for nothing beyond the download.

Hypothesis Test holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Hypothesis Test ships an update monthly, 奇蹟背單字 every 5 days. The most recent releases landed on August 24, 2026 and August 20, 2026 respectively.

## The numbers

| Metric | Hypothesis Test | 奇蹟背單字 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hypothesis-test-type-i-pro/id6472454829/reviews)** | [3.8 (4 ratings)](https://appshunter.io/ios/app/id6741516031/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Paid | — |
| Size | 180 MB | 47 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [ByteTechVista LTD](https://appshunter.io/developer/664410266) |

## What reviewers say

### Hypothesis Test

[App page](https://appshunter.io/ios/app/hypothesis-test-type-i-pro/id6472454829)

Perform Type I Error hypothesis testing with customizable null hypotheses and sample sizes. Calculate alpha errors or acceptance/rejection ranges with detailed, step-by-step solutions. Save and share your calculations.

**Highlights:** Type I Error hypothesis testing, Calculate alpha error, Calculate acceptance/rejection range, Right, left, or bilateral tests, Step-by-step solution display, Calculation history, Shareable results

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

**In-app purchases:** none


### 奇蹟背單字

[App page](https://appshunter.io/ios/app/id6741516031)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 背單字會員月卡 | $1.99 | per month |
| 背單字會員年卡 | $17.99 | per year |
| 終身會員 | $12.99 | one-time |


## Frequently asked questions

### Is Hypothesis Test free?

Hypothesis Test costs $1.99, with no in-app purchases.

### Is 奇蹟背單字 free?

奇蹟背單字 is free to download, with in-app purchases available.

### Which has better reviews, Hypothesis Test or 奇蹟背單字?

Hypothesis Test is rated higher. Hypothesis Test averages 5.0 out of 5 from 1 ratings, while 奇蹟背單字 averages 3.8 from 4 ratings.

### Do Hypothesis Test or 奇蹟背單字 have ads?

Neither Hypothesis Test nor 奇蹟背單字 shows ads.

### Which is updated more often, Hypothesis Test or 奇蹟背單字?

Hypothesis Test ships an update monthly, and 奇蹟背單字 every 5 days. Most recently, Hypothesis Test was updated on August 24, 2026 and 奇蹟背單字 on August 20, 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.*