# TreninGo vs GrizAI

The clearest difference is rating: GrizAI at 5.0 against TreninGo's 4.0. GrizAI also leads on update cadence (every 5 weeks vs every 5 months). TreninGo's advantage is in-app purchases (none vs 1) and ratings volume (3 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. GrizAI sells 1 in-app purchase, starting at $4.99 per month. TreninGo asks for nothing beyond the download.

GrizAI holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

TreninGo ships an update every 5 months, GrizAI every 5 weeks. The most recent releases landed on September 8, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | TreninGo | GrizAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/treningo/id1189967376/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/grizai/id6745571241/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | **Free** | Subscription |
| Size | 52 MB | 73 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Olimpijski Komitet Srbije](https://appshunter.io/developer/1125938652) | [Dusan Bozic](https://appshunter.io/developer/1812989738) |

## What reviewers say

### TreninGo

[App page](https://appshunter.io/ios/app/treningo/id1189967376)

Discover over 120 running trails and outdoor gyms in Serbia. Choose personalized multi-month training plans and exercises for indoor or outdoor use. Track your progress, learn from champions, and participate in sports challenges for social good.

**Highlights:** 120+ running trails and outdoor gyms, Personalized multi-month training plans, Indoor and outdoor exercises, Progress tracking and statistics, Training with Olympians, Sports challenges and social good contributions

**In-app purchases:** none


### GrizAI

[App page](https://appshunter.io/ios/app/grizai/id6745571241)

Effortlessly track your nutrition by simply photographing your meals. This app helps build a healthy relationship with food and your body, minimizing time spent on calorie counting. Achieve your fitness goals with the right tools and support.

**Highlights:** AI meal recognition from photos, Simplified nutrition tracking, Promotes healthy eating habits, Minimal time commitment, Builds healthy body relationship

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription | $4.99 | per month |


## Frequently asked questions

### Is TreninGo free?

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

### Is GrizAI free?

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

### Which has better reviews, TreninGo or GrizAI?

GrizAI is rated higher. TreninGo averages 4.0 out of 5 from 3 ratings, while GrizAI averages 5.0 from 1 ratings.

### Do TreninGo or GrizAI have ads?

Neither TreninGo nor GrizAI shows ads.

### Which is updated more often, TreninGo or GrizAI?

TreninGo ships an update every 5 months, and GrizAI every 5 weeks. Most recently, TreninGo was updated on September 8, 2026 and GrizAI on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*