A Promise Best Left Unkept
Play as Harry in a hard NTR visual novel where your former college bully reenters your life, working with you and your girlfriend, scheming behind your back to steal or blackmail her. With over 400,000 words, 60 sex scenes (most animated), and 8+ endings, your choices shape the way you get betrayed
- Price:$24.99
- Release Date:10/2/2023
- Developer:Hangover Cat Purrroduction
- Publishers:
- Last Updated:1/22/2026
- Steam App Id:2219000
A Promise Best Left Unkept
- Windows
- Mac
- Linux
- Steam Deck (Verified)
Steam Charts, Stats, and Live Player Count
At the moment, A Promise Best Left Unkept has 3 concurrent players online and in-game. This is 90% lower than its previous all-time peak of 30 players achieved on 4/26/2025.
Review History Chart
Track historical review trends and overall ratings for A Promise Best Left Unkept. It has received a total of 119 reviews on the Steam store and achieved a Player Score of 76 (Very Positive).
Price History Chart
Track historical price changes and trends for A Promise Best Left Unkept. Right now, it costs $24.99 in the Steam Store.
Community Hub Members & Followers Chart
Explore the cumulative breakdown of Steam community hub members for A Promise Best Left Unkept and its growth over time. It currently has 3,484 followers on its community page.
About A Promise Best Left Unkept
A Promise Best Left Unkept is an Adventure, Indie, and Casual game developed by Hangover Cat Purrroduction. On 10/2/2023, it was released on the Steam Store by Hangover Cat Purrroduction, and Saikey Studios.
Players have rated A Promise Best Left Unkept as "Very Positive" out of 119 total reviews on the Steam Store. These are split between 100 positive reviews and 19 negative reviews — an overall 84% positive review rating.
It is available for gamers to download and play for $24.99. It can also be purchased through A Promise Best Left Unkept Bundle, NTR, and HangoverCat NTR which give a discount off its base price. The game also includes two DLC add-ons, A Promise Best Left Unkept - Bonus Scenes [Season 2] and A Promise Best Left Unkept - Bonus Scenes [Season 1] available for purchase and download through Steam.
It can be played and ran on Windows, Mac, and Linux systems. It is verified by Valve as playable on the Steam Deck and will run well.
According to Steam’s category system, A Promise Best Left Unkept supports the following features:
- Family Sharing
- Steam Trading Cards
- Full controller support
- Single-player
- Steam Cloud
- Steam Achievements
From the Steam community, A Promise Best Left Unkept has been tagged with the following user tags:
- Drama
- Psychological
- Dark
- Multiple Endings
- Story Rich
- Visual Novel
- Choices Matter
- Psychological Horror
- Hand-drawn
- Mature
- Gore
- Mystery
- Dating Sim
- Hentai
- Nudity
- Romance
- Sexual Content
- Indie
- Anime
- Casual
- NSFW
- Adventure
- Female Protagonist
- Singleplayer
- 2D
- Emotional
Media & Sceenshots
Watch the featured video for A Promise Best Left Unkept and see the latest screenshots from the Steam Store.
DLC & Related Apps
A Promise Best Left Unkept is referenced by 2 other related apps in the Steam Store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
![A Promise Best Left Unkept - Bonus Scenes [Season 2] banner image](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2946650/header.jpg?t=1766448519) | A Promise Best Left Unkept - Bonus Scenes [Season 2] | DLC | 7/23/2024 | View |
![A Promise Best Left Unkept - Bonus Scenes [Season 1] banner image](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2612460/header.jpg?t=1766448553) | A Promise Best Left Unkept - Bonus Scenes [Season 1] | DLC | 10/5/2023 | View |
Related Bundles
A Promise Best Left Unkept is included in 3 bundles in the Steam Store.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | A Promise Best Left Unkept Bundle | 4 | 4 | $34.61 | View |
 | NTR | 12 | 12 | $117.92 | View |
 | HangoverCat NTR | 7 | 7 | $61.99 | View |
Related Packages
A Promise Best Left Unkept is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| A Promise Best Left Unkept | $22.49 | View |
Supported Languages
A Promise Best Left Unkept is available in 3 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | Yes |
| Chinese (Simplified) | Yes | No | Yes |
| Chinese (Traditional) | Yes | No | Yes |
Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in realtime to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
A Promise Best Left Unkept data has been sourced from:
- Valve Corporation. (2026, January 22). A Promise Best Left Unkept on Steam. Steam Store. https://store.steampowered.com/app/2219000
- Valve Corporation. (2026, January 22). A Promise Best Left Unkept. Steam Community Hub. https://steamcommunity.com/app/2219000
- Hangover Cat Purrroduction. (2023, July 10). A Promise Best Left Unkept. A Promise Best Left Unkept. https://hangovercatpurrroduction.com/