Comparison

Polygon The BIM Academy vs 3D4DEAF

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

Head to head

Polygon The BIM Academy

3D4DEAF Mobile App

About

Polygon The BIM Academy

Features

Read full description

Unlock all the fantastic content at Polygon The BIM Academy! Enjoy pre-recorded courses, join live workshops, earn certifications, and so much more! Become part of the amazing community you've always wanted to join!

About

3D4DEAF

Features

Read full description

The 3D4DEAF application aims to boost the entrepreneurial skills of users with deaf or hearing impairments by learning how to set up a business plan for social enterprise using scanned images.

Screenshots

Polygon The BIM Academy4 screens

3D4DEAF4 screens

Verdict

The call

The clearest difference is in-app purchases: 3D4DEAF at none against Polygon The BIM Academy's 1. On price, update cadence, ads 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

Both are free to download. Polygon The BIM Academy sells 1 one-off in-app purchase. 3D4DEAF asks for nothing beyond the download.

UpkeepUpdate frequency

Polygon The BIM Academy ships an update every 8 months, 3D4DEAF every 5 months. Both last shipped on November 4, 2026.

Scorecard1 real difference · 5 level

Polygon The BIM Academy versus 3D4DEAF: the parameters behind the verdict, then further details
Parameter	Polygon The BIM Academy	3D4DEAF
Price	Free	Free
Update frequency	Every 8 months	Every 5 months — better
Ads	No	No
In-app purchases	Yes	No — better
Devices	iPhone	iPhone, iPod — better
Requires iOS	16.4	15.6 — better
Further details — not scored
Size	85 MB	107 MB
Age rating	17+	12+
Developer	TagMango Inc	A&A EMPHASYS INTERACTIVE SOLUTIONS LIMITED

In-app purchases

1 purchases

Polygon The BIM Academy

One-time1

30 Days BIM Expert Challenge$399.99

None

3D4DEAF

No in-app purchases

Questions

Is Polygon The BIM Academy free?

Polygon The BIM Academy is free to download, with in-app purchases available.

Is 3D4DEAF free?

3D4DEAF is free to download, with no in-app purchases.

Do Polygon The BIM Academy or 3D4DEAF have ads?

Neither Polygon The BIM Academy nor 3D4DEAF shows ads.

Which is updated more often, Polygon The BIM Academy or 3D4DEAF?

Polygon The BIM Academy ships an update every 8 months, and 3D4DEAF every 5 months. Most recently, Polygon The BIM Academy was updated on November 4, 2026 and 3D4DEAF on November 4, 2026.