# Client Progress Tracker EZbook vs Flex Foundry

The clearest difference is rating: Flex Foundry at 5.0 against Client Progress Tracker EZbook's 4.6. Client Progress Tracker EZbook's advantage is monetization model (freemium vs paid) and ratings volume (9 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Client Progress Tracker EZbook sells 4 in-app purchases, starting at $1.99 per month and Flex Foundry sells 1 in-app purchase, starting at $200.00 per month. Whichever you choose, the download price is not the number that matters.

Flex Foundry holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 9 and 2 respectively.

Client Progress Tracker EZbook ships an update every 3 months, Flex Foundry every 2 months. The most recent releases landed on September 22, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Client Progress Tracker EZbook | Flex Foundry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (9 ratings)](https://appshunter.io/ios/app/client-progress-tracker-ezbook/id6461419679/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flex-foundry/id6503705212/reviews)** |
| Number of ratings | **9** | 2 |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Freemium** | Paid |
| Size | 29 MB | 52 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Saachi Saraf](https://appshunter.io/developer/1702502352) | [John Raulston](https://appshunter.io/developer/1750011329) |

## What reviewers say

### Client Progress Tracker EZbook

[App page](https://appshunter.io/ios/app/client-progress-tracker-ezbook/id6461419679)

This app helps personal trainers and fitness coaches efficiently manage client sessions, payments, and progress. It offers quick setup, intuitive scheduling, and flexible package sales to streamline business operations and boost revenue.

**Highlights:** Track client sessions quickly, Schedule sessions in advance, Sell flexible client packages, Log and share client progress, Manage all clients in one place, Track payments and revenue, Capture leads with a form

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EZbook Pro - Monthly | $1.99 | per month |
| EZbook Pro Plus - Monthly | $9.99 | per month |
| EZbook Pro - Yearly | $14.99 | per year |
| EZbook Pro Plus - Yearly | $89.99 | per year |


### Flex Foundry

[App page](https://appshunter.io/ios/app/flex-foundry/id6503705212)

This app offers personalized meal plans and workout routines designed to help you achieve your fitness goals. It provides weekly check-ins and expert guidance for a results-driven approach to health and wellness.

**Highlights:** Custom meal plans, Tailored workout routines, Weekly check-ins, Personalized feedback, Expert guidance, Accountability support

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $200.00 | per month |


## Frequently asked questions

### Is Client Progress Tracker EZbook free?

Client Progress Tracker EZbook is free to download, with in-app purchases available.

### Is Flex Foundry free?

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

### Which has better reviews, Client Progress Tracker EZbook or Flex Foundry?

Flex Foundry is rated higher. Client Progress Tracker EZbook averages 4.6 out of 5 from 9 ratings, while Flex Foundry averages 5.0 from 2 ratings.

### Do Client Progress Tracker EZbook or Flex Foundry have ads?

Neither Client Progress Tracker EZbook nor Flex Foundry shows ads.

### Which is updated more often, Client Progress Tracker EZbook or Flex Foundry?

Client Progress Tracker EZbook ships an update every 3 months, and Flex Foundry every 2 months. Most recently, Client Progress Tracker EZbook was updated on September 22, 2026 and Flex Foundry on October 1, 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.*