Ultra App Kit

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App ID	1512210
App Type	Application
Developer	Leadwerks Software
Publisher	Leadwerks Software
Supported Systems	Windows macOS Linux
Last Changenumber	29616047
Last Record Update	17 June 2025 – 20:23:34 UTC ()
Release Date	30 April 2021 – 07:30:00 UTC ()

❓ 61.38%

28 reviews

In-App

Built to power a new generation of game development tools, Ultra App Kit provides an easy-to-use C++ programming SDK for creating cross-platform desktop GUI applications. Learn from extensive documentation with hundreds of examples.

Additional Information

This application is excluded from Steam Family Sharing because: This content type cannot be shared

Developer

Leadwerks Software

ReleaseState

released

Publisher

Leadwerks Software

IsFreeApp

Yes

eulas

0 ↴
id	1512210_eula_0
name	Ultra App Kit EULA
url	https://store.steampowered.com//eula/1512210_eula_0
version	2

Exclude from family sharing (exfgls)

6 (This content type cannot be shared)

Store Release Date

30 April 2021 – 07:30:00 UTC ()

osarch

community_hub_visible

Yes

3rd-Party Account

Ultra Engine account required

Primary Genre

Game Development (60)

Store Genres

Game Development (60)

Steam Release Date

30 April 2021 – 07:30:00 UTC ()

Store Asset Modification Time

17 June 2025 – 20:23:22 UTC () (1750191802)

library_assets

library_capsule	en
library_hero	en
library_logo	en
logo_position ↴
pinned_position	CenterCenter
width_pct	100
height_pct	30.368968779564796

osextended

macos64,macosapplesilicon

Is free on the store?

Yes

review_score

review_percentage

Detected Technologies (?)

FreeImage SDK, Protocol_Buffers SDK, cURL SDK

First seen on SteamDB

30 December 2020 – 12:02:33 UTC (), in changelist #10367338

Supported Languages

1 Languages	Interface	Full Audio	Subtitles
English	Yes

Assets

Load all asset images

clienticon

f81e5c88fc1b38cdf50d837b9f148301d22f951e

clienttga

7b8eade51152b81ec860475287cda4897b3c4bda

icon

bb344469e194657297213a180b68998ffcb05ad2

logo

6cf0a7bf729b43666c0bf33e79d255bd4ae08cb1

logo_small

6cf0a7bf729b43666c0bf33e79d255bd4ae08cb1_thumb

small_capsule

english

capsule_231x87.jpg

header_image

english

header.jpg

library_assets_full

library_capsule ↴
image/english	library_600x900.jpg
image2x/english	library_600x900_2x.jpg
library_hero ↴
image/english	library_hero.jpg
library_logo ↴
image/english	logo.png
logo_position/pinned_position	CenterCenter
logo_position/width_pct	100
logo_position/height_pct	30.368968779564796
image2x/english	logo_2x.png

Assets

main_capsule	capsule_616x353.jpg
small_capsule	capsule_231x87.jpg
header	header.jpg
page_background	page_bg_generated_v6b.jpg
hero_capsule	hero_capsule.jpg
library_capsule	library_600x900.jpg
library_capsule_2x	library_600x900_2x.jpg
library_hero	library_hero.jpg
community_icon	bb344469e194657297213a180b68998ffcb05ad2.jpg
page_background_path	app/1512210
raw_page_background	page_bg_raw.jpg
timestamp	17 June 2025 – 20:23:31 UTC

Trailers

256832247 ↴
trailer_name	Introduction to Ultra App Kit
trailer_category	0
trailer_480p/video/webm	256832247/movie480_vp9.webm
trailer_480p/video/mp4	256832247/movie480.mp4
trailer_max/video/webm	256832247/movie_max_vp9.webm
trailer_max/video/mp4	256832247/movie_max.mp4
microtrailer/video/webm	1512210/365084/93eeb942c05a6ee8865e6ddacf162ee97796eb07/1750997195/microtrailer.webm
microtrailer/video/mp4	1512210/365084/93eeb942c05a6ee8865e6ddacf162ee97796eb07/1750997195/microtrailer.mp4
screenshot_medium	256832247/movie.293x165.jpg
screenshot_full	256832247/movie_full.jpg
trailer_base_id	365084
all_ages	true
is_highlight	true
timestamp	1619518839
256829703 ↴
trailer_name	DPI Scaling
trailer_category	0
trailer_480p/video/webm	256829703/movie480_vp9.webm
trailer_480p/video/mp4	256829703/movie480.mp4
trailer_max/video/webm	256829703/movie_max_vp9.webm
trailer_max/video/mp4	256829703/movie_max.mp4
microtrailer/video/webm	1512210/360497/bf670e8e8e38c5c993d87173f2d5847d74df9fce/1750997421/microtrailer.webm
microtrailer/video/mp4	1512210/360497/bf670e8e8e38c5c993d87173f2d5847d74df9fce/1750997421/microtrailer.mp4
screenshot_medium	256829703/movie.293x165.jpg
screenshot_full	256829703/movie_full.jpg
trailer_base_id	360497
all_ages	true
is_highlight	true
timestamp	1619445083
256829700 ↴
trailer_name	OpenGL Viewport in a GUI Application
trailer_category	0
trailer_480p/video/webm	256829700/movie480_vp9.webm
trailer_480p/video/mp4	256829700/movie480.mp4
trailer_max/video/webm	256829700/movie_max_vp9.webm
trailer_max/video/mp4	256829700/movie_max.mp4
microtrailer/video/webm	1512210/360491/67216fc25a6044676aab499340b64f25e084c3ad/1750998750/microtrailer.webm
microtrailer/video/mp4	1512210/360491/67216fc25a6044676aab499340b64f25e084c3ad/1750998750/microtrailer.mp4
screenshot_medium	256829700/movie.293x165.jpg
screenshot_full	256829700/movie_full.jpg
trailer_base_id	360491
all_ages	true
is_highlight	true
timestamp	1619445092
256832211 ↴
trailer_name	Advanced Application Interface
trailer_category	0
trailer_480p/video/webm	256832211/movie480_vp9.webm
trailer_480p/video/mp4	256832211/movie480.mp4
trailer_max/video/webm	256832211/movie_max_vp9.webm
trailer_max/video/mp4	256832211/movie_max.mp4
microtrailer/video/webm	1512210/365001/b2749685990ce2ced20a4327f56ab5d8332db370/1751001043/microtrailer.webm
microtrailer/video/mp4	1512210/365001/b2749685990ce2ced20a4327f56ab5d8332db370/1751001043/microtrailer.mp4
screenshot_medium	256832211/movie.293x165.jpg
screenshot_full	256832211/movie_full.jpg
trailer_base_id	365001
all_ages	true
is_highlight	true
timestamp	1619445099

Depots

ID	Configuration	Size	DL.
228988	Windows Shared InstallDepot from 228980VC 2019 Redist	No size
1512211	Ultra App Kit Content	417.01 MiB	59.36 MiB

Total size on disk is 417.01 MiB and total download size is 59.36 MiB.

Branches

Name	Description	Build ID	Time Updated
public		7363930	15 September 2021 – 14:00:44 UTC
beta	Development branch for testing latest build	7363930	15 September 2021 – 13:57:09 UTC
v1.0	Version 1.0 archive	6626770	15 July 2021 – 16:51:32 UTC
v1.1	Version 1.1 archive	7059826	15 September 2021 – 12:53:40 UTC

Ultra App Kit

Additional Information

Supported Languages

Tags

Categories

Assets

Depots

Branches