# TeacherTube vs Inference Ace

The clearest difference is review sentiment: Inference Ace at 89% against TeacherTube's 19%. TeacherTube's advantage is in-app purchases (none vs 3) and rating (3.8 vs 3.5). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Inference Ace sells 3 one-off in-app purchases. TeacherTube asks for nothing beyond the download.

TeacherTube holds the better App Store score, 3.8 against 3.5. Both are backed by a comparable volume of ratings — 23 and 22 respectively. Written reviews complicate that: 19% of TeacherTube's written reviews are positive against 89% of Inference Ace's, so the app with the better star average is not the one people write more warmly about.

TeacherTube ships an update every 13 months, Inference Ace every 7 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | TeacherTube | Inference Ace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (23 ratings)](https://appshunter.io/ios/app/teachertube/id735066692/reviews)** | [3.5 (22 ratings)](https://appshunter.io/ios/app/inference-ace/id866920724/reviews) |
| Number of ratings | **23** | 22 |
| Positive reviews | 18.5% of reviews | **88.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 7 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 14 MB | 22 MB |
| Requires iOS | **8.3** | 12.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Salem Communications](https://appshunter.io/developer/349087409) | [Janine Toole](https://appshunter.io/developer/839832427) |

## What reviewers say

### TeacherTube

[App page](https://appshunter.io/ios/app/teachertube/id735066692)

Access a vast library of user-generated educational videos covering numerous subjects. Connect with students and parents by sharing content that illustrates teaching methods, and create your own channels and playlists to enhance learning.

**Highlights:** Discover educational videos, Connect with students and parents, Access over 1 million videos, Create channels and playlists, Wide range of subjects covered, User-generated content

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

**In-app purchases:** none


### Inference Ace

[App page](https://appshunter.io/ios/app/inference-ace/id866920724)

This app helps children in grades 2-5 improve their reading comprehension by teaching inference skills step-by-step. It uses a game-like environment with over 450 examples and a reward center to keep kids engaged. Detailed reporting is available for up to 10 students.

**Highlights:** Step-by-step inference skill building, Game-like environment with reward center, Over 450 examples designed by teachers, Detailed reporting for multiple students, Incremental learning with unlocked levels, Guided learning for reduced frustration

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to 2 Players | $1.99 | one-time |
| Inference Ace: Buy All Levels | $2.99 | one-time |
| Upgrade to 10 Players | $2.99 | one-time |


## Frequently asked questions

### Is TeacherTube free?

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

### Is Inference Ace free?

Inference Ace is free to download, with in-app purchases available.

### Which has better reviews, TeacherTube or Inference Ace?

TeacherTube is rated higher. TeacherTube averages 3.8 out of 5 from 23 ratings, while Inference Ace averages 3.5 from 22 ratings.

### Do TeacherTube or Inference Ace have ads?

Neither TeacherTube nor Inference Ace shows ads.

### Which is updated more often, TeacherTube or Inference Ace?

TeacherTube ships an update every 13 months, and Inference Ace every 7 months. Most recently, TeacherTube was updated on November 1, 2026 and Inference Ace on November 6, 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.*