Comparison

Dexcom G6 Simulator vs Tandem Mobi® mobile app

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Dexcom G6 Simulator

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
Read full description

Dexcom G6 Simulator app highlights features from the Dexcom G6 CGM System. The simulator displays samples of CGM scenarios, trends, and various setup features associated with the Dexcom G6 CGM App. This app is for simulation purposes only and contains no live CGM data.

About

Tandem Mobi® mobile app

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
Read full description

Tandem Mobi is the world’s smallest, durable automated insulin delivery system.1 Impressively small and offering next-level convenience and discretion, Tandem Mobi is controllable with a compatible, personal iPhone.* Use of the Tandem Mobi mobile app requires a prescription. Always consult a healthcare professional for information about how to manage diabetes. Features * Mobile Control: The Tandem Mobi system is controllable from a compatible, personal iPhone, offering discreet and convenient access to therapy data and pump functions* * Advanced Therapy Visualization: View a 24-hour graphical representation of glucose readings (CGM and BGM), basal and bolus events, insulin on board, carbohydrate intake, suspensions, and other therapy-related data * Pump Status Monitoring: Real-time visibility into pump battery level, available insulin, active Personal Profile, CGM sensor and transmitter status, and more * Customizable User Experience: Personal Profiles and activity settings allow users to tailor therapy to their lifestyle, with enhanced personalization features * AutoBolus: The only system with AutoBolus to help with missed meal boluses and preventing hyperglycemia† * Seamless Data Sync: Wireless data uploads to the Tandem Source platform to ensure therapy data is securely backed up and accessible‡ ALWAYS READ THE LABEL AND FOLLOW THE DIRECTIONS FOR USE. The electronic instructions for use for the Tandem Mobi mobile app (Basic UDI-DI: 00389152690940) can be accessed through the Tandem Mobi user guide, available here: https://www.tandemdiabetes.com/support/resources/documents. Upon request, a printed copy of the user guide can be provided within seven days at no additional cost. If the language set on your smartphone is supported by the mobile app, then the mobile app will display in that language. If the language set on your smartphone is not supported by the mobile app, then the mobile app will display in English. *The mobile app requires a compatible smartphone model and operating system (sold separately). †If glucose values are predicted to be above 180 mg/dL (or 10.0 mmol/L), Control-IQ+ technology calculates an AutoBolus using the Personal Profile settings and a target of 110 mg/dL (or 6.1 mmol/L) and delivers 60% of that value. ‡Uploads to the Tandem Source platform do not take place in real time and should not be relied upon by healthcare providers, pump users, or caregivers for remote patient monitoring. Standard carrier data rates may apply. Smartphone sold separately. Reference 1. As of Dec., 2025. Data on file, Tandem Diabetes Care.

Screenshots

Dexcom G6 Simulator4 screens
Tandem Mobi® mobile app4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard4 real differences · 6 level
Dexcom G6 Simulator versus Tandem Mobi® mobile app: the parameters behind the verdict, then further details
ParameterDexcom G6 SimulatorTandem Mobi® mobile app
PriceFreeFree
Rating3.2 (71 ratings)3.3 (252 ratings) — better
Positive reviews5.3% of reviews39.1% of reviews — better
Number of ratings71252 — better
Update frequencyEvery 7 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS9.0 — better18.0
Further details — not scored
Size41 MB153 MB
Age rating4+4+
DeveloperDexCom, Inc.Tandem Diabetes Care, Inc.

Customer experience

Dexcom G6 Simulator

All ratings70 ratings
Positive54.3%
Neutral7.1%
Negative38.6%
Written reviews19 reviews
Positive5.3%
Neutral15.8%
Negative78.9%

Tandem Mobi® mobile app

All ratings144 ratings
Positive58.3%
Neutral15.3%
Negative26.4%
Written reviews138 reviews
Positive39.1%
Neutral24.6%
Negative36.2%

Bugs and requests

Dexcom G6 Simulator

Not enough reviews yet to summarise bugs or requests.

Tandem Mobi® mobile app

Reported bugs

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

Requested features

7 requests
  • 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
Show 2 more
  • Siri integration for checking glucose levels
  • Ability to view total daily dose in app

In-app purchases

None

Dexcom G6 Simulator

No in-app purchases

None

Tandem Mobi® mobile app

No in-app purchases

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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