# Dexcom G6 Simulator vs Tandem Mobi® mobile app

Dexcom G6 Simulator and Tandem Mobi® mobile app both sit at 3.2 stars, but that hides the real split: 39% of Tandem Mobi® mobile app's written reviews are positive against 5% of Dexcom G6 Simulator's. Tandem Mobi® mobile app also leads on update cadence (every 2 months vs every 7 months) and ratings volume (252 vs 71). Dexcom G6 Simulator's advantage is iOS requirement (9.0 vs 18.0). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 3.2 for Dexcom G6 Simulator against 3.3 for Tandem Mobi® mobile app. Both are backed by a comparable volume of ratings — 71 and 252 respectively. Written reviews are what separate them: 5% of Dexcom G6 Simulator's written reviews are positive against 39% of Tandem Mobi® mobile app's.

Dexcom G6 Simulator ships an update every 7 months, Tandem Mobi® mobile app every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Dexcom G6 Simulator | Tandem Mobi® mobile app |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (71 ratings)](https://appshunter.io/ios/app/dexcom-g6-simulator/id1352389740/reviews) | **[3.3 (252 ratings)](https://appshunter.io/ios/app/tandem-mobi-mobile-app/id6449297027/reviews)** |
| Number of ratings | 71 | **252** |
| Positive reviews | 5.3% of reviews | **39.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 41 MB | 153 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DexCom, Inc.](https://appshunter.io/developer/457035738) | [Tandem Diabetes Care, Inc.](https://appshunter.io/developer/955568376) |

## What reviewers say

### Dexcom G6 Simulator

[App page](https://appshunter.io/ios/app/dexcom-g6-simulator/id1352389740)

This app simulates the features and scenarios of a continuous glucose monitoring system. It showcases sample data, trend displays, and setup options without using live patient information.

**Highlights:** CGM scenario samples, Trend displays, Setup feature examples, Simulation only, No live data

**In-app purchases:** none


### Tandem Mobi® mobile app

[App page](https://appshunter.io/ios/app/tandem-mobi-mobile-app/id6449297027)

This app controls a small, durable automated insulin delivery system. It offers convenience and discretion, allowing users to manage their diabetes directly from a compatible iPhone. Prescription required for use.

**Highlights:** Automated insulin delivery control, Small and durable system, iPhone controllable, Discreet operation, Requires prescription

**In-app purchases:** none

**What reviewers like**

- 🚀 Great for reducing high and low blood glucose levels
- 🚀 Helps keep you in range
- 🚀 Smaller and lighter pump
- 👍 Easy to use app
- 👍 Mostly intuitive to use

**What reviewers complain about**

- 🐛 Frequent connection issues with CGM
- 🐛 Graph data disappearing
- 🐛 Unreliable app performance
- 🔕 Excessive and repetitive notifications
- 🔕 Inability to customize notifications

**Reported bugs**

- Frequent disconnections between pump and app
- Graph data disappearing
- Incompatibility with newer iPhone models
- Bolus timeout issues

**Requested features**

- Longer stop delivery alarm delay
- Ability to set exercise and activity timers
- More customization options for notifications
- Apple Watch app integration
- Home screen and lock screen widgets


## Frequently asked questions

### Is Dexcom G6 Simulator free?

Dexcom G6 Simulator is free to download, with no in-app purchases.

### Is Tandem Mobi® mobile app free?

Tandem Mobi® mobile app is free to download, with no in-app purchases.

### Which has better reviews, Dexcom G6 Simulator or Tandem Mobi® mobile app?

Tandem Mobi® mobile app is rated higher. Dexcom G6 Simulator averages 3.2 out of 5 from 71 ratings, while Tandem Mobi® mobile app averages 3.3 from 252 ratings.

### Do Dexcom G6 Simulator or Tandem Mobi® mobile app have ads?

Neither Dexcom G6 Simulator nor Tandem Mobi® mobile app shows ads.

### Which is updated more often, Dexcom G6 Simulator or Tandem Mobi® mobile app?

Dexcom G6 Simulator ships an update every 7 months, and Tandem Mobi® mobile app every 2 months. Most recently, Dexcom G6 Simulator was updated on November 3, 2026 and Tandem Mobi® mobile app on November 3, 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.*