# iFour Core vs Plesso

The clearest difference is update cadence: Plesso at every 11 days against iFour Core's every 2 months. iFour Core's advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. iFour Core sells 2 in-app purchases, starting at $5.99 per month and Plesso sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

iFour Core ships an update every 2 months, Plesso every 11 days. The most recent releases landed on June 4, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | iFour Core | Plesso |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (28 ratings)](https://appshunter.io/ios/app/ifour-core/id1525317554/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 72 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ifour.life, LLC](https://appshunter.io/developer/1525317556) | [Oleksandr Dudar](https://appshunter.io/developer/1790447662) |

## What reviewers say

### iFour Core

[App page](https://appshunter.io/ios/app/ifour-core/id1525317554)

This app offers a personalized core workout program designed by physical therapists. It adapts to your individual anatomy and fitness level, providing daily workouts under 10 minutes with video demonstrations. Access nutrition guides and trainer support as a member.

**Highlights:** Personalized core workout program, Physical therapy approved exercises, Daily workouts under 10 minutes, Video demonstrations of exercises, Nutrition guides and support, Fitness test for customized plans

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| Annually | $29.99 | per year |


### Plesso

[App page](https://appshunter.io/ios/app/plesso-emotional-intelligence/id6740537454)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Yearly | $24.99 | per year |


## Frequently asked questions

### Is iFour Core free?

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

### Is Plesso free?

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

### Do iFour Core or Plesso have ads?

Neither iFour Core nor Plesso shows ads.

### Which is updated more often, iFour Core or Plesso?

iFour Core ships an update every 2 months, and Plesso every 11 days. Most recently, iFour Core was updated on June 4, 2026 and Plesso on September 5, 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.*