# Math is Easy vs Exponential Growth Decay PRO

The clearest difference is review sentiment: Math is Easy at 91% against Exponential Growth Decay PRO's 0%. Math is Easy also leads on price (Free vs $1.99) and iOS requirement (7.0 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Math is Easy is free to download; Exponential Growth Decay PRO costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Math is Easy ships an update every 2 months, Exponential Growth Decay PRO monthly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Math is Easy | Exponential Growth Decay PRO |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/math-is-easy-prime/id488574860/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **90.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 6 MB | 180 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xiaodong Zhu](https://appshunter.io/developer/414505553) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Math is Easy

[App page](https://appshunter.io/ios/app/math-is-easy-prime/id488574860)

This app helps users understand prime factorization with a fast, real-time solver. It also calculates the Greatest Common Factor and Least Common Multiple, and can generate random numbers for various uses.

**Highlights:** Prime factorization solver, Greatest Common Factor (GCF) calculation, Least Common Multiple (LCM) calculation, Random number generator, Real-time results as you type

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

**In-app purchases:** none


### Exponential Growth Decay PRO

[App page](https://appshunter.io/ios/app/exponential-growth-decay-pro/id1662901853)

Calculate future values using exponential growth and decay functions. Input starting and resulting values, growth factor, rate, or percentage to find missing variables. Visualize results with graphs and infographics, with step-by-step solutions.

**Highlights:** Calculate growth factor, rate, or percentage, Step-by-step solution display, Graph visualization of functions, Infographic parameter explanation, History of calculations, Support for decimals, fractions, and negative values

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

**In-app purchases:** none


## Frequently asked questions

### Is Math is Easy free?

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

### Is Exponential Growth Decay PRO free?

Exponential Growth Decay PRO costs $1.99, with no in-app purchases.

### Do Math is Easy or Exponential Growth Decay PRO have ads?

Neither Math is Easy nor Exponential Growth Decay PRO shows ads.

### Which is updated more often, Math is Easy or Exponential Growth Decay PRO?

Math is Easy ships an update every 2 months, and Exponential Growth Decay PRO monthly. Most recently, Math is Easy was updated on October 23, 2026 and Exponential Growth Decay PRO on October 24, 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.*