# 00 vs FitKit Pro

The clearest difference is in-app purchases: 00 at none against FitKit Pro's 3. 00 also leads on iOS requirement (10.0 vs 26.0). FitKit Pro's advantage is update cadence (every 10 days vs every 2 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. FitKit Pro sells 3 in-app purchases, starting at $3.99 per month. 00 asks for nothing beyond the download.

00 ships an update every 2 months, FitKit Pro every 10 days. The most recent releases landed on October 16, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | 00 | FitKit Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (33 ratings)](https://appshunter.io/ios/app/fitkit-pro/id6443996691/reviews)** |
| Number of ratings | — | **33** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | **Free** | Freemium |
| Size | 42 MB | 65 MB |
| Requires iOS | **10.0** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Adriaan de Jongh](https://appshunter.io/developer/965628077) | [Schumacher Physical Therapy and Performance](https://appshunter.io/developer/1711506500) |

## What reviewers say

### 00

[App page](https://appshunter.io/ios/app/0036/id1484981309)

This app serves as a companion for your movement practice, offering tools like timers, breaks, and a metronome. It also provides advanced partner instructions to guide your sessions.

**Highlights:** Timers and breaks, Advanced partner instructions, Metronome, Movement practice companion

**In-app purchases:** none


### FitKit Pro

[App page](https://appshunter.io/ios/app/fitkit-pro/id6443996691)

This app provides essential timer tools for functional fitness training. It includes features for cadence, resistance exercises, HIIT, EMOM, and 1-rep max calculation. Unlock full functionality with a subscription.

**Highlights:** Metronome for cadence tuning, Tempo timer for resistance exercises, Tabata timer for HIIT, EMOM timer for interval training, 1RM calculator, Subscription for full access

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Base Utilities (1-month) | $3.99 | per month |
| Base Utilities (1-year) | $19.99 | per year |
| Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is 00 free?

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

### Is FitKit Pro free?

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

### Do 00 or FitKit Pro have ads?

Neither 00 nor FitKit Pro shows ads.

### Which is updated more often, 00 or FitKit Pro?

00 ships an update every 2 months, and FitKit Pro every 10 days. Most recently, 00 was updated on October 16, 2026 and FitKit Pro on September 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.*