It usually takes Evolution 6 to buy Remote Buy in Sell Lemons , and the free unlock is commonly tied to about 1 Trigintillion investors. Some guides also note a Robux option for instant access, while the free version comes later in progression.

What players usually mean

  • Free unlock: around Evolution 6.
  • Cost: about 1 Trigintillion investors for the free route.
  • Paid route: a Robux purchase is available in some versions/guides.

In practice

If you are still early in the game, keep rebirthing and building investors until you reach the late-game point where Remote Buy appears. The community guides consistently place it in the very late progression range rather than early or mid-game.

TL;DR: Remote Buy is usually unlocked at Evolution 6 , with the free version costing roughly 1 Trigintillion investors.