# Bone Ninja Sensei vs OsteoPlan

The clearest difference is in-app purchases: OsteoPlan at none against Bone Ninja Sensei's 1. OsteoPlan also leads on update cadence (fortnightly vs every 3 months). Bone Ninja Sensei's advantage is iOS requirement (11.4 vs 17). On price, ads and device support there is nothing between them.

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

Bone Ninja Sensei ships an update every 3 months, OsteoPlan fortnightly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Bone Ninja Sensei | OsteoPlan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/bone-ninja-sensei/id6450483301/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 7 MB |
| Requires iOS | **11.4** | 17 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [LifeBridge Health](https://appshunter.io/developer/460335164) | [Aravind Ravichandran](https://appshunter.io/developer/1873728612) |

## 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 |


### OsteoPlan

[App page](https://appshunter.io/ios/app/osteoplan/id6758571441)

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

**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 OsteoPlan free?

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

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

Neither Bone Ninja Sensei nor OsteoPlan shows ads.

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

Bone Ninja Sensei ships an update every 3 months, and OsteoPlan fortnightly. Most recently, Bone Ninja Sensei was updated on November 3, 2026 and OsteoPlan on October 31, 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.*