# Sinus ID vs Microlearning Anytime Anywhere

The clearest difference is price: Microlearning Anytime Anywhere at Free against Sinus ID's $4.99. Microlearning Anytime Anywhere also leads on update cadence (every 3 weeks vs every 40 months). Sinus ID's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support there is nothing between them.

Microlearning Anytime Anywhere is free to download; Sinus ID costs $4.99 up front. Microlearning Anytime Anywhere sells 5 in-app purchases, starting at $2.99 per month. Sinus ID asks for nothing beyond the download.

Sinus ID ships an update every 40 months, Microlearning Anytime Anywhere every 3 weeks. The most recent releases landed on October 23, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Sinus ID | Microlearning Anytime Anywhere |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/sinus-id/id704828936/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 40 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 47 MB | 34 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Blue Tree Publishing, Inc.](https://appshunter.io/developer/496143325) | [Stefanica Stefan](https://appshunter.io/developer/1033017188) |

## What reviewers say

### Sinus ID

[App page](https://appshunter.io/ios/app/sinus-id/id704828936)

Explore detailed 3D models and animations of sinus anatomy. Identify structures, visualize fluid flow, and use the drawing tools to annotate and share your findings. Ideal for students, patients, and medical professionals.

**Highlights:** 3D sinus anatomy models, Interactive structure identification, Normal and abnormal fluid flow animations, Two-finger zoom and pan, Drawing whiteboard with text and eraser, Screenshot and share functionality

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

**In-app purchases:** none


### Microlearning Anytime Anywhere

[App page](https://appshunter.io/ios/app/microlearning-anytime-anywhere/id6642698506)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe All | $2.99 | per month |
| 500 Credits | $5.99 | one-time |
| 1000 Credits | $9.99 | one-time |
| Unlock All | $14.99 | one-time |
| 5000 Credits | $39.99 | one-time |


## Frequently asked questions

### Is Sinus ID free?

Sinus ID costs $4.99, with no in-app purchases.

### Is Microlearning Anytime Anywhere free?

Microlearning Anytime Anywhere is free to download, with in-app purchases available.

### Do Sinus ID or Microlearning Anytime Anywhere have ads?

Microlearning Anytime Anywhere shows ads; Sinus ID does not.

### Which is updated more often, Sinus ID or Microlearning Anytime Anywhere?

Sinus ID ships an update every 40 months, and Microlearning Anytime Anywhere every 3 weeks. Most recently, Sinus ID was updated on October 23, 2026 and Microlearning Anytime Anywhere on October 8, 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.*