# Sentence Key WHOisDOingWHAT vs Inference Pics

The clearest difference is review sentiment: Sentence Key WHOisDOingWHAT at 100% against Inference Pics's 0%. Sentence Key WHOisDOingWHAT also leads on price ($4.99 vs $19.99). Inference Pics's advantage is update cadence (every 3 months vs every 45 months) and rating (4.9 vs 4.7). On ads, in-app purchases, monetization model and device support there is nothing between them.

Sentence Key WHOisDOingWHAT costs $4.99 and Inference Pics $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Inference Pics holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Inference Pics has 17 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 100% of Sentence Key WHOisDOingWHAT's written reviews are positive against 0% of Inference Pics's, so the app with the better star average is not the one people write more warmly about.

Sentence Key WHOisDOingWHAT ships an update every 45 months, Inference Pics every 3 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Sentence Key WHOisDOingWHAT | Inference Pics |
| --- | --- | --- |
| Price | **$4.99** | $19.99 |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/sentence-key-whoisdoingwhat/id601159411/reviews) | **[4.9 (17 ratings)](https://appshunter.io/ios/app/inference-pics/id1270407967/reviews)** |
| Number of ratings | 3 | **17** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 45 months | **Every 3 months** |
| Monetization | Paid | Paid |
| Size | 16 MB | 158 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Computerade Products](https://appshunter.io/developer/478002462) | [Aptus Speech and Language Therapy Limited](https://appshunter.io/developer/1482673468) |

## What reviewers say

### Sentence Key WHOisDOingWHAT

[App page](https://appshunter.io/ios/app/sentence-key-whoisdoingwhat/id601159411)

This app helps beginning language learners build sentences by selecting words or picture symbols, which are then animated. It's designed for special education needs, including AAC users and learners with autism or language disorders, supporting Common Core standards.

**Highlights:** Animated sentence creation, Word and symbol selection, Speech and text output, Word-by-word highlighting, Color-coded choices, Teacher customization options, Match mode for picture description

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

**In-app purchases:** none


### Inference Pics

[App page](https://appshunter.io/ios/app/inference-pics/id1270407967)

This app helps children and adults improve social inferencing skills through real-life photos and scenarios. It offers various activities to recognize facial expressions, body language, and contextual clues for better social communication.

**Highlights:** Social inferencing activities, Recognize facial expressions, Understand body language, Improve expressive language, Tailor activities to client level, Includes 7 distinct activities

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sentence Key WHOisDOingWHAT free?

Sentence Key WHOisDOingWHAT costs $4.99, with no in-app purchases.

### Is Inference Pics free?

Inference Pics costs $19.99, with no in-app purchases.

### Which has better reviews, Sentence Key WHOisDOingWHAT or Inference Pics?

Inference Pics is rated higher. Sentence Key WHOisDOingWHAT averages 4.7 out of 5 from 3 ratings, while Inference Pics averages 4.9 from 17 ratings.

### Do Sentence Key WHOisDOingWHAT or Inference Pics have ads?

Neither Sentence Key WHOisDOingWHAT nor Inference Pics shows ads.

### Which is updated more often, Sentence Key WHOisDOingWHAT or Inference Pics?

Sentence Key WHOisDOingWHAT ships an update every 45 months, and Inference Pics every 3 months. Most recently, Sentence Key WHOisDOingWHAT was updated on November 1, 2026 and Inference Pics on November 3, 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.*