Flowey’s Time Machine edits Undertale persistent data and save files, including fields such as name, LOVE, kills, and location.

crumblingstatue.github.io/FloweysTimeMachine
Flowey's Time Machine homepage screenshot

About Flowey's Time Machine

Flowey's Time Machine is a web tool for viewing and changing Undertale save information. It covers two kinds of data: persistent data kept in undertale.ini, which the game remembers across playthroughs, and save data written to file0 at SAVE points. You load a file, edit its fields, and save the result.

Pricing is not clearly stated.

Key features

  • Edit persistent data from undertale.ini
  • Edit save data from file0
  • Change name, Fun, LOVE, kills, and location
  • Adjust HP, EXP, Gold, ATK, and DF stats
  • Manage inventory, weapons, armor, and cellphone slots
  • Review kills by area, plot value, and FUN values with listed effects
  • Mouseover explanations for each flag
Watch out for
  • Page warns to proceed only if you know what you are doing

Flowey's Time Machine at a glance

Type
Online tool
Pricing
Not confirmed. Check the site
Platforms
Web
Details verified
Oct 21, 2026 · Official source
Open source
Not stated
Language
English
Last checked
Oct 5, 2026 · Online when checked
Listed
Oct 5, 2026

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