Frequently Asked Questions

MM2 Calculator is an independent Murder Mystery 2 value research tool. It lets you compare the current community value of two offers, browse item details, explore sets, and review recent value changes.

MM2 Calculator is a free informational website that can be used without handing over Roblox items or connecting a Roblox account. It is an independent community resource and is not officially approved by Roblox Corporation, Nikilis, or Murder Mystery 2.

MM2 Calculator does not ask for your Roblox password, browser cookie, verification code, items, or payment. Check that you are visiting mm2calculator.com, because other websites or accounts may falsely copy the name.

Yes. The calculator, value list, item pages, sets, and value-change pages are available without a paid account.

No. MM2 Calculator is an independent fan-made information website and is not affiliated with Roblox Corporation, Nikilis, or Murder Mystery 2.

Add every item you give to Your Offer, add every item you receive to Their Offer, and read the comparison shown above the two sides.

Select an empty slot, search or filter the item list, and choose the item you want to add.

Select a filled slot to remove that item from the offer. The total updates immediately.

Yes. Add the item to multiple slots when the offer contains duplicate copies. Each copy is counted separately.

Each side supports up to nine items, matching the calculator layout shown on the page.

Win means the current total on Their Offer is higher, Lose means the current total on Your Offer is higher, and Fair means both totals are equal.

Swap sides moves the two complete offers to the opposite columns. Clear trade removes every selected item and resets both totals.

Values are compiled from established community trading sources and market observations. Source information and update timing are retained so changes can be reviewed.

The site refreshes when new source data is available. The latest successful update date is displayed on the main calculator and value pages.

Demand describes how actively players seek or trade an item relative to other MM2 items. It provides context alongside the current value.

Rarity is the item classification used in Murder Mystery 2, such as Common, Rare, Legendary, Godly, or Ancient.

Stability summarizes whether an item value has been relatively steady or has shown more movement in recent observations.

Open the Sets page to browse complete sets and their included items, or use an item page to view related set information when available.

Yes. Item pages can show recorded value history when enough observations are available for that item.

Open the Changes page to review recently recorded increases, decreases, and source updates across tracked MM2 items.