NTR Sim v0.3.7
Tags
NTR Sim is a adult sandbox game made on the Godot engine by KTRGames. It was first released in March 2026 and last updated in June 2026. The game runs on Windows, Android and is available in English.
Overview
Mabel is your shy petite and sometimes needy childhood friend and girlfriend.
You and Mabel enroll in college together and start meeting all kinds of people!
What kind of relationship and character growth will she have?
Navigate dialogues to collect stat points and find hidden information and images about Mabel or others!
Unlock ways to spy on Mabel with the integrated shop system. Using her phone, see:
Features
Players can expect content tagged romance, sandbox, teasing, 2dcg, ai cg, big ass, big tits and cheating.
Frequently Asked Questions
Is NTR Sim free to download?
Yes — you can download NTR Sim for free using the download links provided on this page.
What engine is NTR Sim built on?
It runs on the Godot engine.
What platforms does NTR Sim support?
You can play NTR Sim on Windows, Android.
What language is NTR Sim in?
NTR Sim is available in English.
Screenshots
Download Links
These links lead to external hosting providers. Use at your own risk.
Developer Notes
Mabel is still at the forefront of her social development. Conversing with her affects her comforts, curiosities and even needs. Navigate dialogues to collect stat points and find hidden information and images about Mabel or others!
Unlock ways to spy on Mabel with the integrated shop system. Using her phone, see:
Where she is
What she's thinking of
How fast her heart rate is going
Pick up sounds through her microphone
Have a state of the art AI called "Echo" to scan and predict Mabel's current surroundings!
And many more!
Multi-language support is included with the following languages available:
English
Spanish
French
Portuguese
German
Italian
Russian
However Mabel is only one thread on a web of characters!
Find yourself entangled in a longtime rivalry and side with and pursue any character you're interested in, or stay loyal to Mabel!
And more...
*Developer Note: I hope you enjoy our game! Please consider giving us a like on this post and a 5 star rating on itch
Changelog
v0.3.7
Week 4 Tuesday & Wednesday events added for the NTR route (8 events)
19 CG images added
New leaked chat added
New social media post added
v0.3.6.0
Week 4 Sunday events added for the NTS route (4 events).
45 CG images added.
Added volume control for thought bubble sound effects.
Added a flat delay modifier for all message types for better speed control (for those who want extra time reading texts). This will be especially useful for this update. Some of the thought bubbles move a bit fast.
V0.3.5
N/A
v0.3.4
N/A
v0.3.1
Added Day 20 content: Both current routes. Only 1 event for each.
12 new images/CGs added
2 new group chats added
3 new characters introduced: Jessica, Alex and Paige
v0.3.0.1
Patched up event system. Old saves will be broken going forward
6 Autosave slots that can be rewinded to. The top one is your most recent always
Save slots increased to 30, 6 on each page with 5 pages
Echo Scanner in the top frame will now pulsate when an echo is scannable in Mabel's Chat
Deleted messages are reduced opacity but re-viewable when tapped on
End of story message popup appears when reaching the end of content
v0.3
Week 3 - Monday to Friday added
Added route split and week 3 story variations
37 new CGs
3 new social posts
Patched Social Scene post order fix
Patched Chats disappearing
Patched a few Save/Load bugs
Patched Week skips
Added big fall in Trust score if you don't take Mabel on a date in the first 3 weeks, likely causing NTR route regardless of Trust Score (Might work better than a settings toggle)
Fixed the placeholder text for saves now showing your previous
v0.2.1
Added Week 2's Weekend (Saturday & Sunday)
Added 18 new images
Added default text speed option in settings
Added gallery image unlocking an image for $1
Added 2 new social scene posts
Fixed gallery drag scrolling
v0.2
Week 2 story events and content until Friday.
39 new images
New Characters introduced: Naomi, Valerie, Caleb
10+ new social posts
Fixed the bouncing of message bubbles, a lot smoother now
v0.1
Change log
Launched NTR Sim v0.1
Added Mabel's Week 1 story line.
About a third of the characters are introduced or hinted at. Mainly the NTR characters. Many more to come.
7 Language support: English, Spanish, French, (BR) Portuguese, German, Italian and Russian
Added Social Scene functionalities and dynamic post population.
~35 Images for Mabel. 50+ Images to collect in total.
Nifty notification system that helps you navigate around.
Cheats added for money. You will need to use them to collect all the images.
Shop system with all the chat addons added. Explore them!
More links may be in the source thread (registration required).
Source Thread