# Math Facts vs FillMyClass

The clearest difference is rating: FillMyClass at 5.0 against Math Facts's 4.4. FillMyClass also leads on in-app purchases (none vs 3) and update cadence (every 3 weeks vs every 9 months). Math Facts's advantage is ratings volume (17K vs 11). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Math Facts sells 3 in-app purchases, starting at $4.99 per month. FillMyClass asks for nothing beyond the download.

FillMyClass holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Math Facts has 17K ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 79% of Math Facts's written reviews are positive against 100% of FillMyClass's.

Math Facts ships an update every 9 months, FillMyClass every 3 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Math Facts | FillMyClass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (17K ratings)](https://appshunter.io/ios/app/math-facts-flash-cards/id1584946916/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/fillmyclass/id6689493114/reviews)** |
| Number of ratings | **17K** | 11 |
| Positive reviews | 79.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 10 MB | 46 MB |
| Requires iOS | 15.0 | **14.5.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [New Marketing Lab, Inc](https://appshunter.io/developer/1080727702) | [Isaac Johnston](https://appshunter.io/developer/1768675937) |

## What reviewers say

### Math Facts

[App page](https://appshunter.io/ios/app/math-facts-flash-cards/id1584946916)

Practice math facts with customizable flashcards. Focus on specific operations and number ranges, with optional timers for a challenging experience. Track progress with a detailed scorecard.

**Highlights:** No ads or distractions, Customizable math facts and number ranges, Unlimited flashcard quizzes, Optional timers for challenging practice, Scorecard and history for progress tracking, Parental involvement features

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Math Facts Pro - Monthly | $4.99 | per month |
| Math Facts Pro - Annually | $9.99 | per year |
| Math Facts Pro - Lifetime | $19.99 | one-time |

**What reviewers like**

- 👍 Effective for practicing math skills
- 🚀 Quick and efficient
- 🔒 No ads or in-app purchases
- 👍 Customizable settings
- 👍 Helps improve math performance

**What reviewers complain about**

- 🐛 Occasional issues with question selection
- 🔍 Lack of answer feedback when wrong
- 🔍 Limited customization options

**Reported bugs**

- Occasional glitches or freezing
- Compatibility issues on older devices

**Requested features**

- Option to choose any number range
- Ability to review missed questions
- More time setting options
- Ability to customize backgrounds/themes


### FillMyClass

[App page](https://appshunter.io/ios/app/fillmyclass/id6689493114)

This app streamlines the process of finding substitute teachers for schools. Teachers and administrators can post substitute requests, and registered substitutes receive notifications to accept jobs directly through the application. It also features a calendar for an overview of leave requests.

**Highlights:** Submit substitute requests, Notify registered substitutes, Accept jobs via app, Substitute teacher calendar, Leave request overview

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Facts free?

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

### Is FillMyClass free?

FillMyClass is free to download, with no in-app purchases.

### Which has better reviews, Math Facts or FillMyClass?

FillMyClass is rated higher. Math Facts averages 4.4 out of 5 from 17K ratings, while FillMyClass averages 5.0 from 11 ratings.

### Do Math Facts or FillMyClass have ads?

Neither Math Facts nor FillMyClass shows ads.

### Which is updated more often, Math Facts or FillMyClass?

Math Facts ships an update every 9 months, and FillMyClass every 3 weeks. Most recently, Math Facts was updated on November 4, 2026 and FillMyClass on October 30, 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.*