# i vs Adder Mania

The clearest difference is price: Adder Mania at Free against i's $4.99. Adder Mania also leads on update cadence (every 3 months vs every 7 months). i's advantage is iOS requirement (13.0 vs 18.5). On ads, in-app purchases and device support there is nothing between them.

Adder Mania is free to download; i costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

i ships an update every 7 months, Adder Mania every 3 months. The most recent releases landed on June 24, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | i | Adder Mania |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/i-logo/id435280247/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 6 MB | 2 MB |
| Requires iOS | **13.0** | 18.5 |
| Devices | iPad, Mac | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CROMBEZ Emmanuel](https://appshunter.io/developer/375656695) | [Wayne Yamamoto](https://appshunter.io/developer/1837497584) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-logo/id435280247)

This app is an interpreted programming language designed for educational purposes, focusing on functional programming capabilities. It allows users to test calculations, recursion, and array usage, serving as a teaching tool rather than for developing full applications.

**Highlights:** Functional programming, Global and local variables, Polish notation calculations, Recursive testing, Array usage, Interpreted language

**In-app purchases:** none


### Adder Mania

[App page](https://appshunter.io/ios/app/adder-mania/id6751912057)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

i costs $4.99, with no in-app purchases.

### Is Adder Mania free?

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

### Do i or Adder Mania have ads?

Neither i nor Adder Mania shows ads.

### Which is updated more often, i or Adder Mania?

i ships an update every 7 months, and Adder Mania every 3 months. Most recently, i was updated on June 24, 2026 and Adder Mania on September 6, 2026.

---

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