# Fiter App vs Kaizer

The clearest difference is review sentiment: Kaizer at 100% against Fiter App's 9%. Kaizer also leads on rating (5.0 vs 3.0) and update cadence (every 8 days vs every 2 months). Fiter App's advantage is in-app purchases (none vs 11). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Kaizer sells 11 in-app purchases, starting at $3.99 per 7 days. Fiter App asks for nothing beyond the download.

Kaizer holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 9 respectively. Written reviews point the same way: 9% of Fiter App's written reviews are positive against 100% of Kaizer's.

Fiter App ships an update every 2 months, Kaizer every 8 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Fiter App | Kaizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/fiter-app/id1416510088/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/kaizer-your-personal-trainer/id6748926600/reviews)** |
| Number of ratings | 2 | **9** |
| Positive reviews | 9.1% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | **Ad-supported** | Freemium |
| Size | 116 MB | 109 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [el gym s.a.](https://appshunter.io/developer/1416510087) | [KAIZER](https://appshunter.io/developer/1828054877) |

## What reviewers say

### Fiter App

[App page](https://appshunter.io/ios/app/fiter-app/id1416510088)

Access personalized training plans and track your fitness journey. Whether you're indoors or outdoors, this app helps you achieve your health and performance goals with guided workouts and motivational challenges. Connect your devices to monitor progress and compete with others.

**Highlights:** Personalized training plans, Indoor and outdoor workouts, Motivational challenges, Progress tracking (calories, heart rate), Integration with health devices, Community leaderboards and badges

**Features:** Apple Wallet

**In-app purchases:** none


### Kaizer

[App page](https://appshunter.io/ios/app/kaizer-your-personal-trainer/id6748926600)

This AI-powered fitness planner creates hyper-personalized workout routines based on your goals, limitations, and available equipment. It intelligently adapts your training over time to ensure continuous progress and prevent burnout.

**Highlights:** AI-powered routine creation via natural language, Hyper-personalized plans based on user data, Smart progressive overload and weight updates, Exercise replacement suggestions, Professional coaching principles integrated

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $3.99 | per 7 days |
| Pro Monthly | $8.99 | per month |
| Trainer Plan — $39.99 | $39.99 | per month |
| Pro Yearly | $39.99 | per year |
| Trainer Plan — $59.99 | $59.99 | per month |
| Trainer Plan — $79.99 | $79.99 | per month |
| Trainer Plan — $99.99 | $99.99 | per month |
| Trainer Plan — $109.99 | $109.99 | per month |
| Trainer Plan — $129.99 | $129.99 | per month |
| Trainer Plan — $159.99 | $159.99 | per month |
| Pro Lifetime | $89.99 | one-time |


## Frequently asked questions

### Is Fiter App free?

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

### Is Kaizer free?

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

### Which has better reviews, Fiter App or Kaizer?

Kaizer is rated higher. Fiter App averages 3.0 out of 5 from 2 ratings, while Kaizer averages 5.0 from 9 ratings.

### Do Fiter App or Kaizer have ads?

Neither Fiter App nor Kaizer shows ads.

### Which is updated more often, Fiter App or Kaizer?

Fiter App ships an update every 2 months, and Kaizer every 8 days. Most recently, Fiter App was updated on October 24, 2026 and Kaizer on October 24, 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.*