# Math Prodigy vs Zero Deficit

The clearest difference is update cadence: Zero Deficit at weekly against Math Prodigy's every 7 months. Zero Deficit also leads on iOS requirement (15.0 vs 26.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Math Prodigy sells 2 in-app purchases, starting at $5.99 per month and Zero Deficit sells 3 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Math Prodigy against 5.0 for Zero Deficit. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Math Prodigy ships an update every 7 months, Zero Deficit weekly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Math Prodigy | Zero Deficit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/math-prodigy-quiz-quest/id6748773769/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/zero-deficit-ccrn-exam-prep/id6758719491/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 7 MB | 3 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Anoop tomar](https://appshunter.io/developer/1283062106) | [ZERO DEFICIT LLC](https://appshunter.io/developer/1874574916) |

## What reviewers say

### Math Prodigy

[App page](https://appshunter.io/ios/app/math-prodigy-quiz-quest/id6748773769)

Sharpen your math skills with engaging quizzes and challenges. This app offers adaptive difficulty for all ages, making learning math exciting and rewarding. It prioritizes privacy with no personal data collection.

**Highlights:** Multiple math problem types, Accuracy improvement drills, Kid-friendly and private, Adaptive difficulty, Daily practice challenges

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Prodigy Access - Monthly | $5.99 | per month |
| Math Prodigy Access - Yearly | $29.99 | per year |


### Zero Deficit

[App page](https://appshunter.io/ios/app/zero-deficit-ccrn-exam-prep/id6758719491)

Prepare for your CCRN exam with a comprehensive study tool built by an ICU nurse. It offers over 695 practice questions with detailed rationales, AI-powered personalization, smart flashcards, and full-length simulation exams to identify and address knowledge gaps.

**Highlights:** 695+ high-yield practice questions, Detailed rationales for every question, AI-powered personalized study guides, 190+ smart flashcards with spaced repetition, Full-length simulation exams, Detailed performance analytics, Exclusive cheat sheets

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zero Deficit CCRN PREP MONTHLY | $14.99 | per month |
| Zero Deficit CCRNPrep PremiumAnnual | $84.99 | per year |
| Zero Deficit CCRN Prep Lifetime | $199.99 | one-time |


## Frequently asked questions

### Is Math Prodigy free?

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

### Is Zero Deficit free?

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

### Which has better reviews, Math Prodigy or Zero Deficit?

Math Prodigy and Zero Deficit are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do Math Prodigy or Zero Deficit have ads?

Neither Math Prodigy nor Zero Deficit shows ads.

### Which is updated more often, Math Prodigy or Zero Deficit?

Math Prodigy ships an update every 7 months, and Zero Deficit weekly. Most recently, Math Prodigy was updated on October 24, 2026 and Zero Deficit on October 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*