# BlueLoop vs Happy Bob

The clearest difference is rating: Happy Bob at 4.7 against BlueLoop's 4.0. Happy Bob also leads on ratings volume (1.1K vs 22). BlueLoop's advantage is in-app purchases (none vs 6) and update cadence (every 9 days vs every 3 weeks). On price, review sentiment, 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. BlueLoop asks for nothing beyond the download.

Happy Bob holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Happy Bob has 1.1K ratings behind it against 22, so its average is the more settled of the two. Written reviews point the same way: 65% of BlueLoop's written reviews are positive against 68% of Happy Bob's.

BlueLoop ships an update every 9 days, Happy Bob every 3 weeks. The most recent releases landed on October 9, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | BlueLoop | Happy Bob |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (22 ratings)](https://appshunter.io/ios/app/blueloop/id457845904/reviews) | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/happy-bob/id1444877516/reviews)** |
| Number of ratings | 22 | **1.1K** |
| Positive reviews | 64.7% of reviews | **68.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | **Free** | Freemium |
| Size | 22 MB | 35 MB |
| Requires iOS | **13.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Children's Hospital of Wisconsin, Inc.](https://appshunter.io/developer/649653481) | [Harald AI](https://appshunter.io/developer/1444877515) |

## What reviewers say

### BlueLoop

[App page](https://appshunter.io/ios/app/blueloop/id457845904)

This app facilitates real-time logging and sharing of diabetes information between children, caregivers, and healthcare providers. It offers an insulin calculator for consistent dosing and detailed reports for clinicians, providing peace of mind and improving care coordination.

**Highlights:** Real-time diabetes data logging, Share information via email/text, Online clinician portal, Insulin calculator, Dosing consistency, Clinical outcome reports

**Features:** macOS Compatibility

**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 BlueLoop free?

BlueLoop 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, BlueLoop or Happy Bob?

Happy Bob is rated higher. BlueLoop averages 4.0 out of 5 from 22 ratings, while Happy Bob averages 4.7 from 1.1K ratings.

### Do BlueLoop or Happy Bob have ads?

Neither BlueLoop nor Happy Bob shows ads.

### Which is updated more often, BlueLoop or Happy Bob?

BlueLoop ships an update every 9 days, and Happy Bob every 3 weeks. Most recently, BlueLoop was updated on October 9, 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.*