# CobbMeter CE vs Whatzit

The clearest difference is review sentiment: Whatzit at 82% against CobbMeter CE's 25%. Whatzit also leads on price (Free vs $8.99) and rating (4.7 vs 1.8). CobbMeter CE's advantage is in-app purchases (none vs 5) and update cadence (every 2 weeks vs every 6 weeks). On ads and device support there is nothing between them.

Whatzit is free to download; CobbMeter CE costs $8.99 up front. Whatzit sells 3 in-app purchases, starting at $29.99 per month. CobbMeter CE asks for nothing beyond the download.

Whatzit holds the better App Store score, 4.7 against 1.8. That said, the two scores are not equally well evidenced: Whatzit has 38 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 82% of Whatzit's.

CobbMeter CE ships an update every 2 weeks, Whatzit every 6 weeks. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | CobbMeter CE | Whatzit |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | [1.8 (5 ratings)](https://appshunter.io/ios/app/cobbmeter-ce/id832462914/reviews) | **[4.7 (38 ratings)](https://appshunter.io/ios/app/whatzit/id1133396295/reviews)** |
| Number of ratings | 5 | **38** |
| Positive reviews | 25.0% of reviews | **81.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | — | **#121** |
| Size | 4 MB | 33 MB |
| Requires iOS | **6.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Regis RIGAL](https://appshunter.io/developer/326055968) | [Essential Ventures LLC](https://appshunter.io/developer/1133396294) |

## 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


### Whatzit

[App page](https://appshunter.io/ios/app/whatzit/id1133396295)

**Currently charting:** #121 Top Grossing · Medical (US App Store)

This secure platform aids in spine implant identification by allowing users to post X-rays for crowdsourced feedback. It utilizes proprietary AI-powered redaction technology to automatically remove sensitive text from images directly on your device before sharing.

**Highlights:** Spine implant identification, Crowdsourced X-ray feedback, AI-powered auto-redaction, On-device data processing, Secure image sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Premium | $29.99 | per month |
| Upgrade to Premium | $179.99 | per year |
| Boost Your Post | $14.99 | one-time |


## Frequently asked questions

### Is CobbMeter CE free?

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

### Is Whatzit free?

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

### Which has better reviews, CobbMeter CE or Whatzit?

Whatzit is rated higher. CobbMeter CE averages 1.8 out of 5 from 5 ratings, while Whatzit averages 4.7 from 38 ratings.

### Do CobbMeter CE or Whatzit have ads?

Neither CobbMeter CE nor Whatzit shows ads.

### Which is updated more often, CobbMeter CE or Whatzit?

CobbMeter CE ships an update every 2 weeks, and Whatzit every 6 weeks. Most recently, CobbMeter CE was updated on October 15, 2026 and Whatzit on October 1, 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.*