# HowWow vs Stem Coach Mobile App

The clearest difference is in-app purchases: HowWow at none against Stem Coach Mobile App's 2. HowWow also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Stem Coach Mobile App sells 2 in-app purchases, starting at $14.99 per month. HowWow asks for nothing beyond the download.

HowWow ships an update every 11 days, Stem Coach Mobile App weekly. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | HowWow | Stem Coach Mobile App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/howwow-how-things-work/id6736943726/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Free | — |
| Size | 145 MB | 4 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Anushank Dagar](https://appshunter.io/developer/1773970406) | [Vinay Yadav](https://appshunter.io/developer/6774858395) |

## What reviewers say

### HowWow

[App page](https://appshunter.io/ios/app/howwow-how-things-work/id6736943726)

This AI-powered learning companion engages students in grades 6-12 through real-time voice conversations. It employs a Socratic method, guiding users to discover concepts independently and reinforcing learning with instant questions and gamified elements.

**Highlights:** Real-time voice interaction, Socratic teaching approach, Instant concept reinforcement, Gamified learning experience, Multiple AI tutor personalities, Covers full school syllabus

**Features:** macOS Compatibility

**In-app purchases:** none


### Stem Coach Mobile App

[App page](https://appshunter.io/ios/app/stem-coach-mobile-app/id6774858393)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Family Monthly | $14.99 | per month |
| Family Yearly | $119.99 | per year |


## Frequently asked questions

### Is HowWow free?

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

### Is Stem Coach Mobile App free?

Stem Coach Mobile App is free to download, with in-app purchases available.

### Do HowWow or Stem Coach Mobile App have ads?

Neither HowWow nor Stem Coach Mobile App shows ads.

### Which is updated more often, HowWow or Stem Coach Mobile App?

HowWow ships an update every 11 days, and Stem Coach Mobile App weekly. Most recently, HowWow was updated on October 2, 2026 and Stem Coach Mobile App on October 9, 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.*