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INVENTORY SIMULATOR · TB1STEP

Upgrader Codes & Upgrade Guide

Build an in-game inventory, claim daily rewards, and compare upgrade tiers in TB1STEP’s item simulator.

Read the full guide Open on Roblox
Illustration of an emerald workshop with collectible items

Working codes

Codes published by the developer

TB1STEP lists these promo codes on the official experience. Their current redemption status has not been independently tested.

Developer-listed codes · checked
CodeListed reward
NewGame1,500 in-game currency
Upgrader1,000 in-game currency

Redemption has not been tested in-game. Developer’s Roblox listing ↗

See all game codes

Expired codes

There are no confirmed expired codes in this guide.

How to redeem

  1. Open the TB1STEP experience from the Roblox link above.
  2. Look for the promo code field in the current build and enter the developer’s code with its original spelling.
  3. Check the result and your in-game balance. The official listing names the codes but does not specify a menu path.
Read the Roblox redemption guide

Strategy & tips

Build a reserve before comparing upgrade tiers. TB1STEP describes the upgrades as chance-based and lists 2×, 4× and 8× tiers.

Upgrader Strategy Guide