# Dexcom G6 Simulator vs Happy Bob

The clearest difference is review sentiment: Happy Bob at 68% against Dexcom G6 Simulator's 5%. Happy Bob also leads on rating (4.7 vs 3.2) and update cadence (every 3 weeks vs every 7 months). Dexcom G6 Simulator's advantage is in-app purchases (none vs 6) and iOS requirement (9.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Happy Bob sells 6 in-app purchases, starting at $7.99 per month. Dexcom G6 Simulator asks for nothing beyond the download.

Happy Bob holds the better App Store score, 4.7 against 3.2. That said, the two scores are not equally well evidenced: Happy Bob has 1.1K ratings behind it against 70, so its average is the more settled of the two. Written reviews point the same way: 5% of Dexcom G6 Simulator's written reviews are positive against 68% of Happy Bob's.

Dexcom G6 Simulator ships an update every 7 months, Happy Bob every 3 weeks. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Dexcom G6 Simulator | Happy Bob |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (70 ratings)](https://appshunter.io/ios/app/dexcom-g6-simulator/id1352389740/reviews) | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/happy-bob/id1444877516/reviews)** |
| Number of ratings | 70 | **1.1K** |
| Positive reviews | 5.3% of reviews | **68.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | **Free** | Freemium |
| Size | 41 MB | 35 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [DexCom, Inc.](https://appshunter.io/developer/457035738) | [Harald AI](https://appshunter.io/developer/1444877515) |

## 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


### Happy Bob

[App page](https://appshunter.io/ios/app/happy-bob/id1444877516)

This app transforms diabetes data into engaging experiences, connecting with CGMs to help users stay in range and reduce management stress. It offers fun glucose tracking, motivating goals, and community support, designed by people with diabetes for a more personal approach.

**Highlights:** Connects with CGMs (Dexcom, FreeStyle Libre), Fun glucose tracking with personalized messages, Motivating goal setting with star rewards, Community support with diabuddies, Apple Health and Apple Watch integration, Monthly challenges for healthy habits, Pregnancy & Diabetes support (Premium)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $7.99 | per month |
| Monthly Coach+ | $69.00 | per month |
| Yearly Premium | $69.99 | per year |
| Yearly Coach+ | $699.00 | per year |
| Robert S. Pumpkins | $0.99 | one-time |
| Frosty Bob | $0.99 | one-time |

**What reviewers like**

- 🚀 Motivational
- 🚀 Helpful for managing diabetes
- 👍 Fun and engaging
- 👍 Cute characters and personalities
- 👍 Provides encouragement and positivity

**What reviewers complain about**

- 🐛 Occasional glitches or syncing issues
- 💰 Expensive subscription
- 💬 Some comments can be too snarky or inappropriate for children

**Reported bugs**

- App not working after recent update
- Login issues for some users
- Delayed or inaccurate data sync

**Requested features**

- Ability to customize or choose different characters
- Integration with other CGM devices like Libre
- More positive and understanding feedback, especially for minor blood sugar fluctuations
- Option to silence notifications during certain times of day


## Frequently asked questions

### Is Dexcom G6 Simulator free?

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

### Is Happy Bob free?

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

### Which has better reviews, Dexcom G6 Simulator or Happy Bob?

Happy Bob is rated higher. Dexcom G6 Simulator averages 3.2 out of 5 from 70 ratings, while Happy Bob averages 4.7 from 1.1K ratings.

### Do Dexcom G6 Simulator or Happy Bob have ads?

Neither Dexcom G6 Simulator nor Happy Bob shows ads.

### Which is updated more often, Dexcom G6 Simulator or Happy Bob?

Dexcom G6 Simulator ships an update every 7 months, and Happy Bob every 3 weeks. Most recently, Dexcom G6 Simulator was updated on October 13, 2026 and Happy Bob on October 15, 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.*