# In Action vs Underneath

The clearest difference is in-app purchases: In Action at none against Underneath's 5. In Action also leads on ads (none vs shown). Underneath's advantage is update cadence (every 2 weeks vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Underneath sells 5 in-app purchases, starting at $1.99 per 7 days. In Action asks for nothing beyond the download.

In Action ships an update monthly, Underneath every 2 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | In Action | Underneath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (6 ratings)](https://appshunter.io/ios/app/underneath-food-scanner/id6785015345/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 66 MB | 75 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [FLOW WAVE TECHNOLOGIES SINGLE MEMBER P.C](https://appshunter.io/developer/1784961970) | [UNDERNEATH LTD](https://appshunter.io/developer/1836090487) |

## What reviewers say

### In Action

[App page](https://appshunter.io/ios/app/in-action/id6740631182)

Discover and book fitness classes and outdoor activities without contracts or commitments. Find gyms, trainers, and events like yoga, cycling, and hiking. Hosts can list their programs for free to attract new clients.

**Highlights:** Discover gyms and outdoor activities, Book activities without commitment, List programs for free (Hosts), Notifications for new activities, Easy search and booking, Variety of fitness options

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Underneath

[App page](https://appshunter.io/ios/app/underneath-food-scanner/id6785015345)

Scan or search packaged foods to receive an instant transparency score. Get clear breakdowns of processing, sodium, sugar, and additives, with explanations for each score. Discover healthier alternatives in the same product category.

**Highlights:** Scan barcodes or search by name, Instant transparency score (0-100), Detailed breakdown of processing, sodium, sugar, and additives, Ingredient list decoding, Find healthier alternatives

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Underneath Weekly | $1.99 | per 7 days |
| Monthly | $9.99 | per month |
| Underneath Annual Offer | $29.99 | per year |
| Underneath Annual | $49.99 | per year |
| Underneath Annual | $49.99 | per year |


## Frequently asked questions

### Is In Action free?

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

### Is Underneath free?

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

### Do In Action or Underneath have ads?

Underneath shows ads; In Action does not.

### Which is updated more often, In Action or Underneath?

In Action ships an update monthly, and Underneath every 2 weeks. Most recently, In Action was updated on November 4, 2026 and Underneath on October 31, 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.*