# CDI vs RevLogic

The clearest difference is in-app purchases: CDI at none against RevLogic's 1. CDI also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). RevLogic's advantage is update cadence (daily vs every 2 months). On price and device support there is nothing between them.

Both are free to download. RevLogic sells 1 one-off in-app purchase. CDI asks for nothing beyond the download.

CDI ships an update every 2 months, RevLogic daily. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | CDI | RevLogic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Daily** |
| Size | 29 MB | 65 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [ECU=SHOP](https://appshunter.io/developer/1389703440) | [RHEINEL ROI MANALO](https://appshunter.io/developer/6794532265) |

## What reviewers say

### CDI

[App page](https://appshunter.io/ios/app/cdi-ecushop/id6742674804)

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

**In-app purchases:** none


### RevLogic

[App page](https://appshunter.io/ios/app/revlogic/id6794532263)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RevLogic Pro | $29.99 | one-time |


## Frequently asked questions

### Is CDI free?

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

### Is RevLogic free?

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

### Do CDI or RevLogic have ads?

RevLogic shows ads; CDI does not.

### Which is updated more often, CDI or RevLogic?

CDI ships an update every 2 months, and RevLogic daily. Most recently, CDI was updated on September 30, 2026 and RevLogic on October 1, 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.*