
Create stunning virtual aquariums on your PC! Our advanced 3D engine brings your fish tank to life with breathtaking realism, featuring lifelike fish, plants, decorations, and more. Transform your monitor into a vibrant, living aquarium. Virtual aquascaping has never been easier!
Modeled estimate, not a reported figure. How we estimate →
About
Behind Glass is the ultimate fish-keeping game, designed to deliver a relaxing yet deeply engaging experience for aquarium enthusiasts and casual players alike.
Whether you’re a passionate aquascaper or simply enjoy the calming beauty of underwater worlds, this game offers everything you need to create your dream aquarium.
Explore a vast sandbox environment where you can design stunning 3D aquariums with incredible creative freedom. Choose between freshwater and saltwater tanks, each offering unique challenges and opportunities to showcase your style. With access to over 280 unique fish species, along with crabs, turtles, and axolotls, your tanks will be bursting with life.

Behind Glass stands apart with its immersive water chemistry simulation, allowing players to delve into the science behind aquarium care. Adjust pH, salinity, and other parameters to create the perfect conditions for your aquatic friends. For those who prefer a more relaxed approach, the designer mode offers the freedom to focus on design and aesthetics without any constraints.

Forget about grinding or locked content — everything is available right from the start. From vibrant fish to countless decorations, you’ll have every tool at your disposal to craft aquariums that reflect your imagination.
Dive deep into the game’s features:
Instant access to a vast array of decorations, plants, and creatures.
Detailed animations and realistic behaviors for fish and aquatic animals.
The ability to mix and match species in diverse habitats.
A meditative, stress-free atmosphere designed for relaxation.
No other fish tank simulation comes close to offering this level of depth and creativity. Whether you’re a beginner or an experienced aquascaper, Behind Glass lets you build, customize, and manage stunning aquariums without limits.
Start your aquascaping journey today and transform your virtual tanks into mesmerizing underwater worlds!
Genres
Stats
All-time low is the lowest price we've recorded for this game since we started tracking it.
Languages: English, German, French, Italian, Spanish - Spain, Japanese, Portuguese - Portugal, Russian, Turkish, Portuguese - Brazil, Spanish - Latin America, Korean +2 more
Engagement
Reviews
Themes across 52 recent reviews and how positive each mention is. A keyword signal, not full sentiment analysis.
Reviews
Its an ok game but Im sad not to see shrimp or crayfish. Also as far as scientific simulation vampire crabs can go underwater for a long time but they dont live underwater. they will die from lack of air for the right person this is a great title, for me not so much
love it so far miss my old days of my sim aquarium in the early 2000s ect as a kid but this 100% fills that itch only thing id say is the tanks are way to small and restrictive even in the sandbox mode ik the game is early yet and i hope that gets changed in the long run
Media

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Price dynamics, follower growth, revenue and sales trajectories with interactive tooltips
This and every other Pro feature is free until October 20, 2026. A free account is all it takes.
Hours played at review time, across 52 reviews with recorded playtime.
positive critical· bar length = how often the theme comes up
Selling now
See how fast this game is selling right now — estimated copies and revenue per day from recent review growth.
Players by region
Where this game's players are, estimated from review languages.
Related
| Game | Estimated lifetime revenue | Reviews | Review score | Price |
|---|---|---|---|---|
| $57.7K | 1.2K | 85% | $1.99 | |
| $215 | 7 | 29% | $0.99 | |
| $515.9K | 4.3K | 95% | $3.99 | |
| $16.6K | 316 | 95% | $3.99 | |
| $1.1K | 13 | 38% | $2.99 | |
| $280 | 2 | 50% | $4.99 |
Related
| Game | Estimated lifetime revenue | Reviews | Review score | Price |
|---|---|---|---|---|
| $247.3K | 478 | 73% | $14.99 | |
| $247.4K | 1.3K | 87% | $9.99 | |
| $247.4K | 1.1K | 79% | $14.99 | |
| $247.2K | 595 | 80% | $14.99 | |
| $247.5K | 547 | 87% | $19.99 | |
| $247.1K | 2.6K | 93% | $5.99 |