Comparison

Poly Centre vs 321 X

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

Head to head

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321 Exhibition St

About

Poly Centre

Features

Read full description

Download the Poly Centre app to enjoy access to an exciting range of products and services to make your working day more productive, healthier and more fun. This unique workplace app keeps you in touch with the Poly Centre community, access building services, take advantage of exclusive offers and discounts and much more!

About

321 X

Features

Read full description

Welcome to 321X - Unlock a range of services, amenities and offers to make your work-life easy & without friction. This one-stop-shop app delivers access to our exclusive suite of services and amenities. Stay in touch with the latest news and events happening in our building, book in for wellness classes, access exclusive offers, and connect with Concierge.

Screenshots

Poly Centre4 screens

321 X4 screens

Verdict

The call

Poly Centre and 321 X are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Poly Centre ships an update every 2 weeks, 321 X every 3 weeks. The most recent releases landed on September 21, 2026 and September 14, 2026 respectively.

ScorecardNo meaningful differences

Poly Centre versus 321 X: the parameters behind the verdict, then further details
Parameter	Poly Centre	321 X
Price	Free	Free
Update frequency	Every 2 weeks — better	Every 3 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.5	15.5
Further details — not scored
Size	319 MB	324 MB
Age rating	4+	4+
Developer	WYNYARD 048 SERVICE PTY LTD	Invesco Australia Limited

In-app purchases

None

Poly Centre

No in-app purchases

None

321 X

No in-app purchases

Questions

Is Poly Centre free?

Poly Centre is free to download, with no in-app purchases.

Is 321 X free?

321 X is free to download, with no in-app purchases.

Do Poly Centre or 321 X have ads?

Neither Poly Centre nor 321 X shows ads.

Which is updated more often, Poly Centre or 321 X?

Poly Centre ships an update every 2 weeks, and 321 X every 3 weeks. Most recently, Poly Centre was updated on September 21, 2026 and 321 X on September 14, 2026.