# i vs Rology

i and Rology are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

i ships an update every 5 months, Rology every 3 months. The most recent releases landed on June 10, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | i | Rology |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Size | 37 MB | 62 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Intermark Corp](https://appshunter.io/developer/1141003676) | [Rology](https://appshunter.io/developer/1733265000) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-pro/id6471903917)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rology

[App page](https://appshunter.io/ios/app/rology/id6478542619)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is Rology free?

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

### Do i or Rology have ads?

Neither i nor Rology shows ads.

### Which is updated more often, i or Rology?

i ships an update every 5 months, and Rology every 3 months. Most recently, i was updated on June 10, 2026 and Rology on September 9, 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.*