# CobbMeter CE vs Bullets*

The clearest difference is price: Bullets* at Free against CobbMeter CE's $8.99. Bullets* also leads on review sentiment (68% vs 25%) and rating (4.0 vs 1.8). CobbMeter CE's advantage is iOS requirement (6.0 vs 13.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Bullets* is free to download; CobbMeter CE costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Bullets* holds the better App Store score, 4.0 against 1.8. That said, the two scores are not equally well evidenced: Bullets* has 61 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 25% of CobbMeter CE's written reviews are positive against 68% of Bullets*'s.

CobbMeter CE ships an update every 2 weeks, Bullets* every 8 days. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CobbMeter CE | Bullets* |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | [1.8 (5 ratings)](https://appshunter.io/ios/app/cobbmeter-ce/id832462914/reviews) | **[4.0 (61 ratings)](https://appshunter.io/ios/app/bullets/id1046432285/reviews)** |
| Number of ratings | 5 | **61** |
| Positive reviews | 25.0% of reviews | **67.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Monetization | Paid | **Free** |
| Size | 4 MB | 168 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Regis RIGAL](https://appshunter.io/developer/326055968) | [LineageMedical Inc](https://appshunter.io/developer/1046432134) |

## What reviewers say

### CobbMeter CE

[App page](https://appshunter.io/ios/app/cobbmeter-ce/id832462914)

This medical tool transforms your iPhone into a professional measuring device for spinal radiographs. It accurately calculates Cobb angle, kyphosis angle, and sacral slope, aiding spinal care professionals in diagnosis and treatment planning.

**Highlights:** Measures Cobb angle, Measures kyphosis angle, Measures sacral slope, Uses iPhone position sensor for accuracy, Logs and emails measurements, Calibration for horizontal plane measurements

**Features:** Vision Pro support

**In-app purchases:** none


### Bullets*

[App page](https://appshunter.io/ios/app/bullets/id1046432285)

Access medical and orthopedic educational content, including topics, questions, and cases. Create custom exams, review scientific articles, and monitor community activity. Earn CME credits through self-assessment exams and collaborative learning.

**Highlights:** Medical and orthopedic topics, Customizable exams (Testmaster), Article review with PDFs, Community activity feed, Earn CME credits, Point of Care Learning (PoCL)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CobbMeter CE free?

CobbMeter CE costs $8.99, with no in-app purchases.

### Is Bullets* free?

Bullets* is free to download, with no in-app purchases.

### Which has better reviews, CobbMeter CE or Bullets*?

Bullets* is rated higher. CobbMeter CE averages 1.8 out of 5 from 5 ratings, while Bullets* averages 4.0 from 61 ratings.

### Do CobbMeter CE or Bullets* have ads?

Neither CobbMeter CE nor Bullets* shows ads.

### Which is updated more often, CobbMeter CE or Bullets*?

CobbMeter CE ships an update every 2 weeks, and Bullets* every 8 days. Most recently, CobbMeter CE was updated on September 29, 2026 and Bullets* on October 6, 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.*