# SagittalMeter Pro vs Implant Identifier

The clearest difference is price: Implant Identifier at Free against SagittalMeter Pro's $9.99. Implant Identifier also leads on rating (4.6 vs 3.0) and review sentiment (63% vs 33%). SagittalMeter Pro's advantage is iOS requirement (12.2 vs 15.5). On ads, in-app purchases and device support there is nothing between them.

Implant Identifier is free to download; SagittalMeter Pro costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Implant Identifier holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Implant Identifier has 189 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 33% of SagittalMeter Pro's written reviews are positive against 63% of Implant Identifier's.

SagittalMeter Pro ships an update every 30 months, Implant Identifier every 3 weeks. The most recent releases landed on September 22, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | SagittalMeter Pro | Implant Identifier |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/sagittalmeter-pro/id964135293/reviews) | **[4.6 (189 ratings)](https://appshunter.io/ios/app/implant-identifier/id1343366864/reviews)** |
| Number of ratings | 2 | **189** |
| Positive reviews | 33.3% of reviews | **63.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 36 MB | 128 MB |
| Requires iOS | **12.2** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Jean-Charles LE HUEC](https://appshunter.io/developer/1880028964) | [Devise Health](https://appshunter.io/developer/1006656243) |

## What reviewers say

### SagittalMeter Pro

[App page](https://appshunter.io/ios/app/sagittalmeter-pro/id964135293)

This app helps medical practitioners measure key parameters of sagittal balance directly from X-ray images using a phone. It aids in analyzing spine alignment for pre-operative planning and surgical outcomes. The tool provides measurements for pelvic incidence, pelvic tilt, sacral slope, and various lumbar and spinal angles.

**Highlights:** Measure sagittal balance parameters, Analyze spine alignment, Pre-operative planning tool, Calculate pelvic incidence, tilt, and sacral slope, Measure lumbar lordosis, Advanced mode for comprehensive analysis

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

**In-app purchases:** none


### Implant Identifier

[App page](https://appshunter.io/ios/app/implant-identifier/id1343366864)

Instantly identify orthopedic and spine implants from X-rays using AI. This app helps medical professionals recognize unknown implants, access a community of experts, and contribute to a growing library of implant data. Features include AI identification for hips, a community feed for assistance, and a filterable implant library.

**Highlights:** AI-Identify for Hips, Community Feed for Expert Help, Filterable Implant Library, Submit New Implants, My Implants History, X-ray Recognition

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SagittalMeter Pro free?

SagittalMeter Pro costs $9.99, with no in-app purchases.

### Is Implant Identifier free?

Implant Identifier is free to download, with no in-app purchases.

### Which has better reviews, SagittalMeter Pro or Implant Identifier?

Implant Identifier is rated higher. SagittalMeter Pro averages 3.0 out of 5 from 2 ratings, while Implant Identifier averages 4.6 from 189 ratings.

### Do SagittalMeter Pro or Implant Identifier have ads?

Neither SagittalMeter Pro nor Implant Identifier shows ads.

### Which is updated more often, SagittalMeter Pro or Implant Identifier?

SagittalMeter Pro ships an update every 30 months, and Implant Identifier every 3 weeks. Most recently, SagittalMeter Pro was updated on September 22, 2026 and Implant Identifier on September 26, 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.*