Founded in 2014, Instarem is a Singapore-headquartered cross-border payments company and is licensed to operate in Singapore, Australia, Malaysia, Hong Kong, Indonesia, Japan, India, Europe, United Kingdom, United States, and Canada.

The company was founded by Prajit Nanu and Michael Bermingham.

Instarem (Instant Remittance) is the trading style of NIUM Pte. Ltd., a payment processor registered in Singapore. In Europe, Instarem is operated by UAB NIUM EU, a payment processor regulated by the Bank of Lithuania. In the UK, the payment processor operates with NIUM Fintech Limited licensed by the FCA with reference no 09039850.

Instarem can be used by consumers, small or medium-sized enterprises, or financial institutions.

The company has also developed Instarem MassPay, a product for managing bulk payments to multiple beneficiaries in multiple currencies.