Games like Dr. Frank's Build a Boyfriend
Games like Dr. Frank's Build a Boyfriend include Date Everything!, Monster Prom, Papers, Please, Tricolour Lovestory, and Max Gentlemen Sexy Business!. We matched them by the tags players give Dr. Frank's Build a Boyfriend on Steam (Free to Play, Visual Novel, Indie, Nudity, and Simulation): closest matches first, and among equally close ones the better-known games.

Date Everything!
Shared: LGBTQ+ · Simulation · Nudity

Monster Prom
Shared: Visual Novel · LGBTQ+ · Comedy

Papers, Please
Shared: Indie · Simulation · Point & Click

Tricolour Lovestory
Shared: Visual Novel · Nudity · Simulation

Max Gentlemen Sexy Business!
Shared: Nudity · Simulation · Indie

Samsara Room
Shared: Indie · Free to Play · Point & Click

Sakura Spirit
Shared: Visual Novel · Nudity · Indie

Dream Daddy: A Dad Dating Simulator
Shared: Visual Novel · LGBTQ+ · Simulation

Our Life: Beginnings & Always
Shared: Visual Novel · Free to Play · LGBTQ+

Ultimate Custom Night
Shared: Free to Play · Singleplayer · Indie

The Sims™ 4
Shared: Free to Play · Simulation · Singleplayer

Where Winds Meet
Shared: Free to Play · Singleplayer · Indie

Dispatch
Shared: Nudity · Singleplayer · Comedy

Varenje
Shared: Free to Play · Indie · Visual Novel

Dialtown: Phone Dating Sim
Shared: Indie · Visual Novel · LGBTQ+

Hush Hush - Only Your Love Can Save Them
Shared: Visual Novel · Nudity · Indie

Sweet Home
Shared: Visual Novel · LGBTQ+ · Simulation

Monster Prom 2: Monster Camp
Shared: Indie · LGBTQ+ · Visual Novel

Aimlabs
Shared: Free to Play · Simulation · Indie

Shan Gui (山桂)
Shared: Visual Novel · Indie · Nudity

Sunrider: Mask of Arcadius
Shared: Visual Novel · Free to Play · Nudity

There Is No Game: Wrong Dimension
Shared: Indie · Point & Click · Comedy

War Thunder
Shared: Free to Play · Simulation · Free To Play

Goat Simulator
Shared: Simulation · Comedy · Indie