NTR Sim is an adult dating sim by KTRGames, built in Godot with 2D AI CG visuals. You play a male protagonist whose childhood friend and girlfriend, Mabel, is shy, petite, and sometimes needy. You and Mabel enter college together and meet many people, while conversations shape her comfort, curiosity, and needs. Dialogue choices let you collect stat points and uncover hidden information and images about Mabel or other characters. An integrated shop and phone-based spying options support the game's netorare, cheating, and romance themes.
The current build is a released version, v4.0.1, dated August 12, 2026. It runs on Windows and Android, uses English, and is uncensored. The latest listed changelog entry, v0.3.7, adds eight events on the NTR route, nineteen CG images, a leaked chat, and a social media post.
Developer's description
NTR Sim
is a NTR, NTS and Romance Mobile Game for Android and PC (Mac coming soon!).
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?
Spoiler
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:
No changelogs shared
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!
Player reviews
Player rating5.0 / 5 · 31 ratings
Written reviews31 · avg 4.0★
Positive (4–5★)74%
Latest review2026-05-28
What players say
Most players praise polish and slow pacing, while some criticize thin content, misleading NTR focus, and generic writing.
5★9
4★3
3★2
2★1
1★5
Players like
Polished, clean phone-style interface and responsive UI.
Slow corruption pacing and stronger character development.
Attractive character art and distinct character designs.
Branching choices, labeled paths, and replay value.
Common complaints
Current content is thin and feels like a demo.
Actual NTR content is limited or absent early.
Some writing feels generic, cloned, or AI-generated.
Best for players who want a slow-burn phone NTR sim with polished UI and future updates.
Summarised from 20 written player reviews.
Ghouki2026-05-28★★★★★
Honestly, this is one of the best games in this ntr phone thing that I can recommend. I really like the slow pace, and I appreciate how good and polished the UI is compared to most games out there with…
Cockva2026-05-12★★★★★
NTR Sim has a very clean and lively phone-style interface, attractive characters, and a strong sense of tension. The spying mechanics fit the theme well and make the NTR route feel more interactive than usual. It still needs more content…
Edgerunner172026-05-10★★★★★
I'm not really a fan of this kind of game, but I have to admit that this one has something extra compared to others of its genre that I've tried. I can't wait to see what happens next, to see…