# ACT Mastery 2017 Prep vs ACT Prep

The clearest difference is update cadence: ACT Mastery 2017 Prep at every 6 weeks against ACT Prep's every 7 months. ACT Mastery 2017 Prep also leads on iOS requirement (9.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ACT Mastery 2017 Prep sells 1 one-off in-app purchase and ACT Prep sells 10 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ACT Mastery 2017 Prep ships an update every 6 weeks, ACT Prep every 7 months. The most recent releases landed on September 22, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | ACT Mastery 2017 Prep | ACT Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (130 ratings)](https://appshunter.io/ios/app/act-mastery-2017-prep/id1023503333/reviews)** | — |
| Number of ratings | **130** | — |
| Positive reviews | 95.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Monetization | Free with in-app purchases | — |
| Size | 60 MB | 53 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [gWhiz, LLC](https://appshunter.io/developer/286531712) | [Snap Prep OU](https://appshunter.io/developer/1711932790) |

## What reviewers say

### ACT Mastery 2017 Prep

[App page](https://appshunter.io/ios/app/act-mastery-2017-prep/id1023503333)

Prepare for the ACT exam with comprehensive, section-specific test prep. Access over 1,000 practice questions, study strategies, and flashcards developed by ACT insiders. Improve your score by focusing on weak areas with detailed explanations and progress tracking.

**Highlights:** Section-specific test prep, 1,000+ practice questions, Study strategies and tips, Terminology flashcards, Progress tracking and statistics, Offline access

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Content | Free | one-time |

**What reviewers like**

- 👍 Free and accessible
- 🚀 Excellent for ACT prep
- 💡 Detailed explanations for answers
- 📚 Organized content by subject
- ✅ Helps identify weaknesses

**What reviewers complain about**

- ❓ Confusing question wording
- 🐛 Occasional loading issues
- 💰 Pro version seems pricey
- ⚠️ Some questions have errors/typos

**Reported bugs**

- App won't load
- Occasional not getting it to load

**Requested features**

- Add a timer for practice sessions
- Update the app for more features
- Unlock more content in the free version


### ACT Prep

[App page](https://appshunter.io/ios/app/act-prep-practice-test-2026/id6523427865)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ACT Prep Weekly Full Access | $4.99 | per 7 days |
| ACT Weekly Full Access | $14.99 | per month |
| ACT Prep Monthly Full Access | $14.99 | per month |
| ACT Exam Monthly Full Access | $34.99 | per month |
| ACT Exam Quarterly Full Access | $55.99 | per 3 months |
| ACT Exam Quarterly Full Access | $59.99 | per 3 months |
| ACT Exam Semiannual Access | $75.99 | per 6 months |
| ACT Exam Semiannual Access | $79.99 | per 6 months |
| ACT Exam Annual Full Access | $109.99 | per year |
| ACT Exam Annual Full Access | $119.99 | per year |


## Frequently asked questions

### Is ACT Mastery 2017 Prep free?

ACT Mastery 2017 Prep is free to download, with in-app purchases available.

### Is ACT Prep free?

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

### Do ACT Mastery 2017 Prep or ACT Prep have ads?

Neither ACT Mastery 2017 Prep nor ACT Prep shows ads.

### Which is updated more often, ACT Mastery 2017 Prep or ACT Prep?

ACT Mastery 2017 Prep ships an update every 6 weeks, and ACT Prep every 7 months. Most recently, ACT Mastery 2017 Prep was updated on September 22, 2026 and ACT Prep on May 16, 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.*