Comparison

AAC Evaluation Genie vs BDI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

AAC Evaluation Genie

This app assists speech-language pathologists and educators in evaluating augmentative and alternative communication (AAC) needs. It offers a structured framework with multiple subtests to assess various language and symbol identification skills, aiding in the selection of appropriate AAC systems.

Highlights
  • 13 comprehensive subtests
  • Screening options for subtests
  • Direct and switch scan user access
  • Visual identification and discrimination
  • Vocabulary assessment (noun, function, verb, adjective)
  • Category recognition and inclusion/exclusion
  • Core vocabulary and Unity icon patterns
  • Picture description and word prediction
Read full description

Are you looking for a fast and efficient process to streamline AAC evaluations? AAC Evaluation Genie is a powerful and intuitive app designed specifically for speech-language pathologists, occupational therapists, special educators, and assistive technology specialists. Developed by a certified speech-language pathologist, this innovative tool transforms the way professionals assess and evaluate augmentative and alternative communication (AAC) needs. AAC Evaluation Genie is a clinical tool intended to assist professionals in identifying skill areas related to language representation methods commonly found on augmentative communication systems. The purpose of AAC Evaluation Genie is not to identify a particular speech-generating device, but to build a framework for selecting an appropriate augmentative communication system for ongoing evaluation and/or device trial. Key Features: 13 Comprehensive Subtests: Administer detailed evaluations with screening options available for each subtest, ensuring a thorough assessment of AAC skills. AAC Evaluation Genie includes direct and switch scan user access methods. 1. Visual Identification: Evaluates the ability to progressively track and identify a single icon. Visual Discrimination: Evaluates the ability to progressively track and discriminate a single icon. 2. Noun Vocabulary: Evaluates the user’s ability to identify common noun vocabulary. 3. Function Vocabulary: Evaluates the user’s ability to identify common noun vocabulary by stated function. 4. Verb Vocabulary: Evaluates the user’s ability to identify common verb (action word) vocabulary. 5. Category Recognition: Evaluates the user’s ability to identify common noun vocabulary by category group inclusion. 6. Adjective Vocabulary: Evaluates the user’s ability to identify common adjective (describing word) vocabulary. 7. Word Association: Evaluates the user’s ability to identify a noun by associated feature or function. 8. Category Inclusion: Evaluates the user’s ability to identify common noun vocabulary by category inclusion. 9. Category Exclusion: Evaluates the user’s ability to identify common noun vocabulary by category exclusion. 10. Core Vocabulary: Evaluates the recognition and identification of common core vocabulary words not easily represented with pictures using either Pixon® or SymbolStix® symbol sets. 11. Unity Icon Patterns: Evaluates the identification of vocabulary organized by Minspeak Unity® semantic/linguistic patterns. 12. Picture Description: Evaluates the user’s ability to describe basic pictures using a simulated AAC display. Choose either Pixon® or SymbolStix® symbol set for testing. 13. Word Prediction: Evaluates the user’s ability to read text and select a target word from a list of four choices. AAC Evaluation Genie provides a robust framework for practitioners to conduct efficient, effective, and comprehensive AAC assessments. Join the community of forward-thinking professionals enhancing their practice with cutting-edge technology. Download AAC Evaluation Genie today and revolutionize your approach to AAC assessment!

About

BDI

This application assists in administering clinical assessments for child development. It offers guided digital support for scoring, timers, and reporting, functioning both online and offline. Users can manage student data and sync assessments for web-based access.

Highlights
  • Online and offline assessment administration
  • Guided digital scoring assistance
  • Basal and ceiling indicators
  • Built-in timers
  • Modular reporting options
  • Student data management
Features
Read full description

BDI-3 Mobile Data Solution (MDS) is an online and offline application to assist with the administration of the Battelle® Developmental Inventory 3rd Edition™ suite of products. The Battelle Developmental Complete, BDI-3 Screening Test, and the Battelle Early Academic Survey are clinical assessments that may be assessed through the BDI-3 MDS. The application provides guided digital assistance with the administration of each of the three products. The guided digital assistance includes basal and ceiling indicators, tallied scoring, built in timers, scoring rubrics, and modular reporting options. Within the application the user will be able to add students, administer all three types of BDI-3 assessments, and run reports both online and offline. It also allows the user to sync mobile record forms that they can then access on the riversidescore.com website.

Verdict

The call

The clearest difference is price: BDI at Free against AAC Evaluation Genie's $12.99. BDI also leads on rating (2.3 vs 1.0) and ratings volume (6 vs 1). On update cadence, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

BDI is free to download; AAC Evaluation Genie costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

BDI holds the better App Store score, 2.3 against 1.0. That said, the two scores are not equally well evidenced: BDI has 6 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

AAC Evaluation Genie ships an update every 3 months, BDI every 2 months. The most recent releases landed on June 1, 2026 and August 22, 2026 respectively.

Scorecard4 real differences · 6 level
AAC Evaluation Genie versus BDI: the parameters behind the verdict, then further details
ParameterAAC Evaluation GenieBDI
Price$12.99Free — better
Rating1.0 (1 ratings)2.3 (6 ratings) — better
Positive reviews22.2% of reviews—
Number of ratings16 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPadiPad
Requires iOS12.0.0 — better13.0
Further details — not scored
Size108 MB208 MB
Age rating4+4+
DeveloperHump SoftwareRiversideInsights

Customer experience

AAC Evaluation Genie

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews27 reviews
Positive22.2%
Neutral37.0%
Negative40.7%

BDI

All ratings6 ratings
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

AAC Evaluation Genie

No in-app purchases

None

BDI

No in-app purchases

Questions

Is AAC Evaluation Genie free?
AAC Evaluation Genie costs $12.99, with no in-app purchases.
Is BDI free?
BDI is free to download, with no in-app purchases.
Which has better reviews, AAC Evaluation Genie or BDI?
BDI is rated higher. AAC Evaluation Genie averages 1.0 out of 5 from 1 ratings, while BDI averages 2.3 from 6 ratings.
Do AAC Evaluation Genie or BDI have ads?
Neither AAC Evaluation Genie nor BDI shows ads.
Which is updated more often, AAC Evaluation Genie or BDI?
AAC Evaluation Genie ships an update every 3 months, and BDI every 2 months. Most recently, AAC Evaluation Genie was updated on June 1, 2026 and BDI on August 22, 2026.

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