Timeless Island is a harem sandbox with free-roaming.

You play as a guy who just died. Fire elemental Imira offers you a deal to find her an amulet on Timeless Island in exchange for resurrection, you agreed.
Timeless Island is a place that exists outside the laws of time and space. People from different eras can get there. After getting to the island, you meet half-elf Fiona. She, gladiatrix Lina, and Bastet priestess Klio live there in the shelter, you decided to join them. Over time, there are also get sylphide Aeria, necromancer Alice, and a girl from the future Selena. You also meet Imira's sister Aqua.

some features:

9 girls with different looks, characters, and stories.
Side girls
Fully animated interactive sex scenes with POV and side views (almost all animations in 60 fps full hd )
Big open world with quests and everyday events (final map will be really big)
Location 'Anime world' where all the characters look like their anime copy.

The game is free, you can download the latest public release here https://ariohdaerthe.itch.io/timeless-island

Main characters:

Fiona - half-elf, she's a bit shy.

Lina - gladiatrix from Rome Empire, she's from a noble family, but is often rude, twisted, and swears a lot. 

Klio - cat-girl, Bastet's priestess, very careless, and constantly incites the protagonist to adventures

Alice - necromancer, she's like Fiona but more emotional

Selena - a girl from Moon, she's also shy and a bit weird

Imira - fire elemental, she saves the protagonist from death in the prologue

Aqua - water elemental, Imira's sister, sometimes helps the protagonist and Alice because she has nothing to do. Imira and Aqua don't like each other.

Kaiah - were-coyote, Aztec priestess.

Side characters:

Yui - shinigami

Helen - vampire, Yui's assistant

Mia and Lia - island watchmen

Gina - Succubus, Alice' familiar

Daphne - dryad, lives in ruins

Iona-3 - hologram, AI

Aya - Klio's cousin, another cat-girl, and Bastet's priestess

V 0.5.3

• Quest with Fiona and Alice
• Long quest with Selena, Aeria, Rika and Kaiah
• Quest with Kaiah and Aylen
• Quest with Imira and Aqua
• Quest with Yui and Helen
• New 3 sex scenes on couch with Fiona, Alice and Lina

V 0.5

Corridor of destiny

V.0.4.6

• 2 quests with Alice and Mia
• Quest with Klio and Aya
• Quest With Fiona and Aeria
• Event with Lina and Selena
• Quest with Imira, Aqua, Kaiah, and Klio
• Completed Lina and Selena hot springs events
• Added some daily routine for Yui, added shower scene for Aya, added shower scenes for Daphne (so far you can only peek at her), redid threesome scene with Klio and Aeria.

V.0.4.4

Quest with Klio and Aya
Long quest with Selena, Aeria and Fiona
Completed Kaiah mind training
Completed Duel quest
Quest with Yui and Helen
Quest with Lina
Short quest in Anime world
Redid 4 sex scenes (Aeria anal, Fiona bj, and Kaiah bj (in normal and distorted realities))
Improved quest log
You can now visit Bastet domain

V. 0.4.2

• Quest with Alice and Gina
• Aeria's quest and new feature
• Quest in Bastet domain, and a new short 'waking up with the kitties' scene after that
• Aqua's quest and new location
• Short Yui's quest
• Quest with Fiona and Daphne
• A short magic lesson from Imira
• Kaiah's mind-reading training
• New conversation between Lina and Selena in the kitchen
• New scenes in Voyeurist's telescope
• Redid 4 sex scenes with Klio (handjob, footjob and 2 scenes in the bar)

V.0.4

New main story quest
Kaiah's quest and event
Imira's quest
Fiona's quest
Aqua's quest
Quest with Klio, Lina, and Aya
Iona-3 training
Alice's and Selena's night scenes
Alice's shower scene 5 new events in hot sprints (with Imira and Aqua, Kaiah, Klio, Lina, Selena)

V.0.3.8

• Weird dream quest
• Quest with Selena
• Quest with Selena and Daphne
• Quest with Kaiah
• Quest with Fiona and Daphne
• Quest with Alice
• Quest with Helen
• Perverted event with Klio
• New two Aeria's photoshoots (with Lina and Alice)
• Redid Lina's, Klio's, and Aeria's shower scenes. 
• Redid some Lina and Aqua dancing scenes 
• Made MC and girls' rooms clickable again

V.0.3.6

• Continuation of the main story
• New quest with Klio, Lina, Aya, and Bastet( I also added a short awakening scene with Lina and Klio after this quest)
• Continuation of Lina and Aeria duel event
• New quest and event with Alice and Aeria
• Short quest with Selena
• Short quest with Yui
• Redid 4 sex scenes (Fiona missionary, Lina doggy, Imira blowjob, and Aeria doggy)
• Gameplay changes, redid daily routine.

V.0.3.4

• New Kaiah's quest
• New Aqua's quest
• New Klio's quest
• New Aeria's quest
• New Selena's quest
• New 4 short events in hot springs
• small changes, fixes, added Imira's bar and Yui store to the shelter map, made some room screens animated, reduced the conditions for getting Iona-3 wallpapers
• Improved about 80% renders (I hope it will be noticeable, I increased depth and contrast a bit), 
• redid the last Klio sex scene (cowgirl)