# Inference Ace vs All Critical Thinking

The clearest difference is review sentiment: Inference Ace at 100% against All Critical Thinking's 0%. Inference Ace also leads on rating (4.5 vs 1.0) and update cadence (every 7 months vs every 101 months). On ads and in-app purchases there is nothing between them.

Inference Ace costs $8.99 and All Critical Thinking $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Inference Ace holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 100% of Inference Ace's written reviews are positive against 0% of All Critical Thinking's.

Inference Ace ships an update every 7 months, All Critical Thinking every 101 months. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Inference Ace | All Critical Thinking |
| --- | --- | --- |
| Price | **$8.99** | $12.99 |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/inference-ace/id875998338/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/all-critical-thinking/id1137747520/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 101 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 22 MB | 95 MB |
| Requires iOS | **12.2** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Janine Toole](https://appshunter.io/developer/839832427) | [Virtual Speech Center Inc.](https://appshunter.io/developer/455333785) |

## 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


### All Critical Thinking

[App page](https://appshunter.io/ios/app/all-critical-thinking/id1137747520)

Enhance problem-solving, reasoning, and critical thinking skills through engaging activities. This app is designed for therapeutic use with children and adults facing cognitive or language challenges.

**Highlights:** Problem identification and analysis, Cause and effect reasoning, Item generation and listing, Prioritization and sequencing, Moral dilemma resolution, Creative product advertising, Absurdity identification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Inference Ace free?

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

### Is All Critical Thinking free?

All Critical Thinking costs $12.99, with no in-app purchases.

### Which has better reviews, Inference Ace or All Critical Thinking?

Inference Ace is rated higher. Inference Ace averages 4.5 out of 5 from 4 ratings, while All Critical Thinking averages 1.0 from 1 ratings.

### Do Inference Ace or All Critical Thinking have ads?

Neither Inference Ace nor All Critical Thinking shows ads.

### Which is updated more often, Inference Ace or All Critical Thinking?

Inference Ace ships an update every 7 months, and All Critical Thinking every 101 months. Most recently, Inference Ace was updated on October 14, 2026 and All Critical Thinking on October 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.*