# Math Animations (Grades 1 vs RationalNumberCalculator

The clearest difference is rating: RationalNumberCalculator at 5.0 against Math Animations (Grades 1's 3.9. RationalNumberCalculator also leads on iOS requirement (11.0 vs 15.6). Math Animations (Grades 1's advantage is ads (none vs shown) and update cadence (every 3 months vs every 9 months). On price, review sentiment, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RationalNumberCalculator holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 20 and 6 respectively. Written reviews complicate that: 66% of Math Animations (Grades 1's written reviews are positive against 64% of RationalNumberCalculator's, so the app with the better star average is not the one people write more warmly about.

Math Animations (Grades 1 ships an update every 3 months, RationalNumberCalculator every 9 months. The most recent releases landed on September 14, 2026 and June 26, 2026 respectively.

## The numbers

| Metric | Math Animations (Grades 1 | RationalNumberCalculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (20 ratings)](https://appshunter.io/ios/app/math-animations-grades-1-8/id579825429/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/rationalnumbercalculator/id998791093/reviews)** |
| Number of ratings | **20** | 6 |
| Positive reviews | **66.4% of reviews** | 63.6% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | **Free** | Ad-supported |
| Size | 26 MB | 4 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [希成 董](https://appshunter.io/developer/576216368) | [Jirou Fukuda](https://appshunter.io/developer/689603483) |

## What reviewers say

### Math Animations (Grades 1

[App page](https://appshunter.io/ios/app/math-animations-grades-1-8/id579825429)

Visually demonstrates fundamental mathematical concepts through short, engaging animations. Ideal for educators and students seeking a clearer understanding of core principles from primary to lower secondary levels.

**Highlights:** Visual explanations of math concepts, Covers arithmetic operations, Demonstrates geometry principles, Explains fractions and decimals, Illustrates algebraic equations

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 📚 Clear visual animations for math concepts
- 👍 Easy to understand explanations
- 🎨 Well-designed graphics and presentation
- 👨‍👧‍👦 Suitable for elementary school students
- 🧠 Helps understand mathematical formulas

**What reviewers complain about**

- 🚫 Doesn't require students to solve problems themselves
- 💰 Paywall for advanced content
- 🤔 Confusing user interface and controls
- 📖 Lacks detailed explanations and narration
- 🎮 Swiping mechanics feel gimmicky

**Reported bugs**

- App crashes or won't open on some devices
- Images won't load for printing
- Incompatible with iOS 7
- Reverses subtraction order instead of showing negative results
- Missing content despite paid purchase

**Requested features**

- Add voice narration/audio explanations
- Include practice problems for students to solve
- Expand content for higher grades (7-12, calculus)
- Add 3D geometry and solid shapes
- Include more interactive exercises


### RationalNumberCalculator

[App page](https://appshunter.io/ios/app/rationalnumbercalculator/id998791093)

Perform calculations with fractions, decimals, and mixed numbers. Supports addition, subtraction, multiplication, and division. Results can be displayed in various formats.

**Highlights:** Fraction arithmetic, Decimal and fraction operations, Four arithmetic operations, Display results as decimal, Display results as improper fraction, Display results as mixed fraction

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Animations (Grades 1 free?

Math Animations (Grades 1 is free to download, with no in-app purchases.

### Is RationalNumberCalculator free?

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

### Which has better reviews, Math Animations (Grades 1 or RationalNumberCalculator?

RationalNumberCalculator is rated higher. Math Animations (Grades 1 averages 3.9 out of 5 from 20 ratings, while RationalNumberCalculator averages 5.0 from 6 ratings.

### Do Math Animations (Grades 1 or RationalNumberCalculator have ads?

RationalNumberCalculator shows ads; Math Animations (Grades 1 does not.

### Which is updated more often, Math Animations (Grades 1 or RationalNumberCalculator?

Math Animations (Grades 1 ships an update every 3 months, and RationalNumberCalculator every 9 months. Most recently, Math Animations (Grades 1 was updated on September 14, 2026 and RationalNumberCalculator on June 26, 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.*