Dimetyd alternative: it depends whether you need deduction recovery or bookkeeping

If you’re searching for a Dimetyd alternative, it’s worth checking one thing first: Dimetyd and SellerTally aren’t really built for the same job, and the mismatch matters more than the similarity.

What Dimetyd actually does

Dimetyd (now part of Threecolts, following a 2023 acquisition) is a deduction-recovery and audit platform built for Amazon Vendor Central — the 1P wholesale program where a brand sells directly to Amazon, which then resells to customers. Its job is auditing a vendor’s historical purchase-order and invoice data to find billing errors, shortage claims, and deductions Amazon charged incorrectly, and recovering the money. That’s a specific, technical problem: Vendor Central’s chargeback and deduction system is notoriously error-prone, and finding those errors across years of purchase orders by hand isn’t practical for most vendors.

What SellerTally actually does

SellerTally is bookkeeping and accounting software for Amazon Seller Central — the 3P marketplace program where you sell directly to customers and Amazon takes a referral/fulfilment fee, not a wholesale buyer relationship. It imports your Amazon settlement data, posts real double-entry transactions, tracks inventory as an asset at landed cost, and produces the financial statements (P&L, balance sheet, Schedule C worksheet) a Seller Central business needs. It doesn’t audit historical Vendor Central purchase orders, and it isn’t trying to.

Which one you actually need

• You sell wholesale to Amazon as a vendor and want to recover money from billing errors and deduction disputes → that’s Dimetyd’s category, not bookkeeping software.
• You sell directly to customers on Amazon as a 3P seller and need real books — a chart of accounts, inventory accounting, a P&L you can hand to an accountant or use to file taxes → that’s what SellerTally does.
• You do both — some businesses run a Vendor Central relationship for certain products alongside a Seller Central storefront — you likely need a deduction-recovery tool for the vendor side and real bookkeeping software for the seller side, since neither category does the other’s job.

If you ended up here searching for “Dimetyd alternative” because you actually wanted Amazon seller bookkeeping and landed on a vendor-side tool by mistake, that’s a common mix-up given how similarly the two Amazon programs get talked about — and SellerTally is likely the category you were actually looking for.