# Bone Ninja Sensei vs OrthoTin

The clearest difference is rating: OrthoTin at 5.0 against Bone Ninja Sensei's 3.7. OrthoTin also leads on in-app purchases (none vs 1) and device support (3 vs 1). Bone Ninja Sensei's advantage is update cadence (every 3 months vs every 9 months) and ratings volume (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Bone Ninja Sensei sells 1 in-app purchase, starting at $14.99 per year. OrthoTin asks for nothing beyond the download.

OrthoTin holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Bone Ninja Sensei ships an update every 3 months, OrthoTin every 9 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Bone Ninja Sensei | OrthoTin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/bone-ninja-sensei/id6450483301/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/orthotin/id6749609363/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 48 MB | 23 MB |
| Requires iOS | **11.4** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LifeBridge Health](https://appshunter.io/developer/460335164) | [OrthoTiN LLC.](https://appshunter.io/developer/1831437537) |

## What reviewers say

### Bone Ninja Sensei

[App page](https://appshunter.io/ios/app/bone-ninja-sensei/id6450483301)

This educational tool, created by orthopedic surgeons, helps medical professionals learn to analyze long bone deformities. It provides tools for drawing, measuring, and simulating osteotomy solutions on provided or uploaded radiographs.

**Highlights:** Analyze long bone deformities, Radiograph analysis tools, Simulate osteotomy solutions, Upload custom radiographs, Drawing and measuring tools, Educational case examples

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription Plan | $14.99 | per year |


### OrthoTin

[App page](https://appshunter.io/ios/app/orthotin/id6749609363)

This medical app provides healthcare professionals with secure access to cloud-based case management data. It streamlines workflows for case creation, review, analysis, and offers advanced 3D visualization for efficient decision-making.

**Highlights:** Cloud-based data access, Role-based security, Comprehensive case management, 3D visualization, Streamlined workflows, Case creation, review, and analysis

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bone Ninja Sensei free?

Bone Ninja Sensei is free to download, with in-app purchases available.

### Is OrthoTin free?

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

### Which has better reviews, Bone Ninja Sensei or OrthoTin?

OrthoTin is rated higher. Bone Ninja Sensei averages 3.7 out of 5 from 3 ratings, while OrthoTin averages 5.0 from 1 ratings.

### Do Bone Ninja Sensei or OrthoTin have ads?

Neither Bone Ninja Sensei nor OrthoTin shows ads.

### Which is updated more often, Bone Ninja Sensei or OrthoTin?

Bone Ninja Sensei ships an update every 3 months, and OrthoTin every 9 months. Most recently, Bone Ninja Sensei was updated on November 3, 2026 and OrthoTin on October 30, 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.*