# EFN vs WhispCal

The clearest difference is iOS requirement: EFN at 14.0 against WhispCal's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. EFN sells 2 in-app purchases, starting at $8.99 per month and WhispCal sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

EFN ships an update weekly, WhispCal every 4 days. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | EFN | WhispCal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 97 MB | 87 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Vanessa KRANTZ](https://appshunter.io/developer/1865562176) | [Thomas Morice](https://appshunter.io/developer/1770273408) |

## What reviewers say

### EFN

[App page](https://appshunter.io/ios/app/efn-macro-and-workout-tracker/id6757251408)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EFN Premium Monthly | $8.99 | per month |
| Annual Premium | $59.99 | per year |


### WhispCal

[App page](https://appshunter.io/ios/app/whispcal-calorie-tracker/id6757860582)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $4.99 | per month |
| Yearly subscription | $39.99 | per year |


## Frequently asked questions

### Is EFN free?

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

### Is WhispCal free?

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

### Do EFN or WhispCal have ads?

Neither EFN nor WhispCal shows ads.

### Which is updated more often, EFN or WhispCal?

EFN ships an update weekly, and WhispCal every 4 days. Most recently, EFN was updated on October 23, 2026 and WhispCal on October 28, 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.*