# Inference Ace vs Artie App

The clearest difference is price: Artie App at Free against Inference Ace's $8.99. Artie App also leads on update cadence (every 2 weeks vs every 7 months). Inference Ace's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Artie App is free to download; Inference Ace costs $8.99 up front. Artie App sells 3 in-app purchases, starting at $24.99 per month. Inference Ace asks for nothing beyond the download.

Inference Ace ships an update every 7 months, Artie App every 2 weeks. The most recent releases landed on October 16, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Inference Ace | Artie App |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/inference-ace/id875998338/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 98 MB |
| Requires iOS | **12.2** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Janine Toole](https://appshunter.io/developer/839832427) | [Iberlux LLC](https://appshunter.io/developer/1861507254) |

## What reviewers say

### Inference Ace

[App page](https://appshunter.io/ios/app/inference-ace/id875998338)

This app helps children in grades 2-5 improve their reading comprehension by teaching inference skills step-by-step. It features over 450 examples, a reward center, and guided learning to make practice engaging and effective.

**Highlights:** Step-by-step inference skill building, Over 450 engaging examples, Fun reward center for motivation, Guided learning for less frustration, Detailed reporting for up to 10 students, Smart Sentence technology for varied examples

**Features:** macOS Compatibility

**In-app purchases:** none


### Artie App

[App page](https://appshunter.io/ios/app/artie-app/id6756577003)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Connection Plan | $24.99 | per month |
| Therapeutic Pro | $49.99 | per month |
| Therapeutic Pro Annual | $499.99 | per year |


## Frequently asked questions

### Is Inference Ace free?

Inference Ace costs $8.99, with no in-app purchases.

### Is Artie App free?

Artie App is free to download, with in-app purchases available.

### Do Inference Ace or Artie App have ads?

Neither Inference Ace nor Artie App shows ads.

### Which is updated more often, Inference Ace or Artie App?

Inference Ace ships an update every 7 months, and Artie App every 2 weeks. Most recently, Inference Ace was updated on October 16, 2026 and Artie App on October 28, 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.*