# Learn Excel Formula vs CPI Digital

The clearest difference is ads: CPI Digital at none against Learn Excel Formula's shown. CPI Digital also leads on review sentiment (100% vs 67%) and update cadence (every 3 months vs every 13 months). Learn Excel Formula's advantage is ratings volume (5 vs 1). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for Learn Excel Formula against 5.0 for CPI Digital. That said, the two scores are not equally well evidenced: Learn Excel Formula has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 67% of Learn Excel Formula's written reviews are positive against 100% of CPI Digital's.

Learn Excel Formula ships an update every 13 months, CPI Digital every 3 months. The most recent releases landed on September 10, 2026 and June 9, 2026 respectively.

## The numbers

| Metric | Learn Excel Formula | CPI Digital |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/learn-excel-formula/id1495373392/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cpi-digital/id1528042593/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | Ad-supported | **Free** |
| Size | 20 MB | 148 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Merbin Joe](https://appshunter.io/developer/1281696078) | [Childrens Plus Inc.](https://appshunter.io/developer/1528042595) |

## What reviewers say

### Learn Excel Formula

[App page](https://appshunter.io/ios/app/learn-excel-formula/id1495373392)

This free educational app provides offline access to a comprehensive library of Excel formulas and shortcut keys. It features easy-to-understand examples with screenshots to aid learning.

**Highlights:** Offline Excel learning, Extensive formula library, Shortcut key guide, Examples with screenshots, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none


### CPI Digital

[App page](https://appshunter.io/ios/app/cpi-digital/id1528042593)

Access a wide range of eBooks from leading publishers directly on your device. This platform provides instant access to a curated collection of educational titles.

**Highlights:** All-access eBook platform, Instant access to titles, Content from top publishers, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Learn Excel Formula free?

Learn Excel Formula is free to download, with no in-app purchases.

### Is CPI Digital free?

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

### Which has better reviews, Learn Excel Formula or CPI Digital?

Learn Excel Formula and CPI Digital are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do Learn Excel Formula or CPI Digital have ads?

Learn Excel Formula shows ads; CPI Digital does not.

### Which is updated more often, Learn Excel Formula or CPI Digital?

Learn Excel Formula ships an update every 13 months, and CPI Digital every 3 months. Most recently, Learn Excel Formula was updated on September 10, 2026 and CPI Digital on June 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.*