# Atom vs PDC Performance

The clearest difference is review sentiment: Atom at 100% against PDC Performance's 60%. PDC Performance's advantage is update cadence (every 2 days vs every 9 days). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Atom sells 3 in-app purchases, starting at $9.99 per month and PDC Performance sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Atom ships an update every 9 days, PDC Performance every 2 days. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Atom | PDC Performance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (9 ratings)](https://appshunter.io/ios/app/pdc-performance/id6449514224/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 88 MB | 166 MB |
| Requires iOS | 15.6 | **15** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Julio Valero](https://appshunter.io/developer/1565843693) | [Faysal Al-Zand](https://appshunter.io/developer/1689521692) |

## What reviewers say

### Atom

[App page](https://appshunter.io/ios/app/atom-diet-and-training-coach/id1565843691)

This app acts as your personal nutritionist and fitness coach, offering science-based, personalized plans. It intelligently adjusts macronutrient and activity goals based on your progress and behaviors. Track your intake, access healthy recipes, and monitor key health metrics with advanced progress visualization.

**Highlights:** Personalized macro and calorie plans, Extensive food database for tracking, Healthy recipe library, Intelligent goal adjustment algorithms, Apple Health synchronization, Detailed progress charts, Body metric tracking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nutrición plan mensual | $9.99 | per month |
| Jv Nutrición Semestral | $54.00 | per 6 months |
| Nutrición plan anual | $96.00 | per year |


### PDC Performance

[App page](https://appshunter.io/ios/app/pdc-performance/id6449514224)

This app synchronizes video with performance data from a Bluetooth clip to analyze your lifts. It provides detailed metrics, helps improve technique with video comparison, and is designed for powerlifters and coaches. Track progress, assess competition standards, and store your training data.

**Highlights:** Video-performance synchronization, Automatic rep and lift phase detection, Detailed performance metrics (velocity, range of motion), Side-by-side video comparison tool, Custom depth and height targets with audio cues, Competition standard assessment, 10 minutes of free video storage

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $2.99 | per month |
| Premium Monthly Subscription | $4.99 | per month |
| Premium for Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Atom free?

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

### Is PDC Performance free?

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

### Do Atom or PDC Performance have ads?

Neither Atom nor PDC Performance shows ads.

### Which is updated more often, Atom or PDC Performance?

Atom ships an update every 9 days, and PDC Performance every 2 days. Most recently, Atom was updated on October 24, 2026 and PDC Performance on October 27, 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.*