# CHES EXAM STUDY TIPS vs Disease Intervention Exam Prep

The clearest difference is in-app purchases: CHES EXAM STUDY TIPS at none against Disease Intervention Exam Prep's 9. CHES EXAM STUDY TIPS also leads on update cadence (weekly vs every 4 months) and iOS requirement (10.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Disease Intervention Exam Prep sells 9 in-app purchases, starting at $8.99 per 7 days. CHES EXAM STUDY TIPS asks for nothing beyond the download.

CHES EXAM STUDY TIPS ships an update weekly, Disease Intervention Exam Prep every 4 months. The most recent releases landed on September 29, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | CHES EXAM STUDY TIPS | Disease Intervention Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/ches-exam-study-tips/id1478744682/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Free | — |
| Size | 21 MB | 51 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [LaTonya Bynum](https://appshunter.io/developer/1478744681) | [Exam Prep OU](https://appshunter.io/developer/1689642184) |

## What reviewers say

### CHES EXAM STUDY TIPS

[App page](https://appshunter.io/ios/app/ches-exam-study-tips/id1478744682)

Prepare for the Certified Health Education Specialist exam with study tips, resources, and practice questions. Aimed at helping aspiring specialists achieve a passing score on the national credentialing exams.

**Highlights:** Study tips, Resources, Practice exams, Exam preparation, National credentialing exam support

**Features:** macOS Compatibility

**In-app purchases:** none


### Disease Intervention Exam Prep

[App page](https://appshunter.io/ios/app/disease-intervention-exam-prep/id6741022399)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CDI Weekly Full Access | $8.99 | per 7 days |
| CDI Monthly Full Access | $24.99 | per month |
| CDI Monthly Full Access | $34.99 | per month |
| CDI Quarterly Full Access | $55.99 | per 3 months |
| CDI Quarterly Full Access | $59.99 | per 3 months |
| CDI Semiannual Full Access | $75.99 | per 6 months |
| CDI Semiannual Full Access | $79.99 | per 6 months |
| CDI Annual Full Access | $109.99 | per year |
| CDI Annual Full Access | $119.99 | per year |


## Frequently asked questions

### Is CHES EXAM STUDY TIPS free?

CHES EXAM STUDY TIPS is free to download, with no in-app purchases.

### Is Disease Intervention Exam Prep free?

Disease Intervention Exam Prep is free to download, with in-app purchases available.

### Do CHES EXAM STUDY TIPS or Disease Intervention Exam Prep have ads?

Neither CHES EXAM STUDY TIPS nor Disease Intervention Exam Prep shows ads.

### Which is updated more often, CHES EXAM STUDY TIPS or Disease Intervention Exam Prep?

CHES EXAM STUDY TIPS ships an update weekly, and Disease Intervention Exam Prep every 4 months. Most recently, CHES EXAM STUDY TIPS was updated on September 29, 2026 and Disease Intervention Exam Prep on October 12, 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.*