# Stelo by Dexcom vs Viktor Training

The clearest difference is chart position: Stelo by Dexcom at #146 against Viktor Training's unranked. Viktor Training's advantage is iOS requirement (15.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Stelo by Dexcom | Viktor Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (619 ratings)](https://appshunter.io/ios/app/stelo-by-dexcom/id6475610406/reviews)** | — |
| Number of ratings | **619** | — |
| Positive reviews | 18.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | Free | — |
| Best chart rank | **#146** | — |
| Size | 311 MB | 88 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [DexCom, Inc.](https://appshunter.io/developer/457035738) | [BLUE BIRD MEDIA & MARKETING SOLUTIONS, INC.](https://appshunter.io/developer/1699268504) |

## What reviewers say

### Stelo by Dexcom

[App page](https://appshunter.io/ios/app/stelo-by-dexcom/id6475610406)

**Currently charting:** #146 Top Free · Health & Fitness (US App Store)

Easily track your glucose levels 24/7 without fingersticks or a prescription. Gain personalized insights to understand how diet and exercise impact your health. This app empowers you to build healthier habits and take control of your well-being.

**Highlights:** 24/7 glucose tracking, No fingersticks required, Personalized health insights, Diet and exercise personalization, Form healthy habits, No prescription needed

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy sensor setup
- 👍 Intuitive app interface
- 🔍 Helpful for understanding glucose trends
- 💡 Integrates with Apple Health

**What reviewers complain about**

- 🐛 Sensor accuracy issues
- 🔍 Limited data history and analysis
- 🤖 Lack of human customer support
- 🔍 Inability to calibrate sensor
- 🔍 Inconsistent Apple Watch integration

**Reported bugs**

- Sensor session ending prematurely
- Inconsistent data syncing with Apple Health
- App freezing and crashing issues

**Requested features**

- Ability to view and export historical glucose data
- Option to customize glucose target ranges
- Integration with more fitness/nutrition apps
- Improved Apple Watch support with complications
- Enhanced meal and activity tracking features


### Viktor Training

[App page](https://appshunter.io/ios/app/viktor-training/id6748920303)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Stelo by Dexcom free?

Stelo by Dexcom is free to download, with no in-app purchases.

### Is Viktor Training free?

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

### Do Stelo by Dexcom or Viktor Training have ads?

Neither Stelo by Dexcom nor Viktor Training shows ads.

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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.*