# Unpaywall funding: rounds and investors

> Unpaywall has raised $850K across 1 round since 2018. Investors include Arca. Every round with its source.

Source: https://millionrounds.com/company/unpaywall (Millionrounds; every figure on the page links to its filing or article)

[Funded startup](https://millionrounds.com/companies)

# Who invested in *Unpaywall*

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Education

Funding summary Updated 26 Oct 2026

**$850K** raised across 1 round since 2018, from 1 source

- **Latest round:** Grant, $850K Jul 2018
- **Investors:** 1

See who backed them

## The rounds

- **Jul 2018** Grant **$850K** [Arca](https://millionrounds.com/fund/arca) Source recorded

## Everyone who backed them

[Arca](https://millionrounds.com/fund/arca) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=unpaywall).

## Quick answers about Unpaywall

### Who invested in Unpaywall?

Unpaywall's investors include Arca.

### How much has Unpaywall raised?

Unpaywall has raised $850K across 1 round since 2018.

### When did Unpaywall last raise?

Unpaywall's most recent round was a Grant of $850K in Jul 2018.

### What was Unpaywall's biggest round?

Its most recent round, $850K in Jul 2018, is also its largest on record.

### Who backed Unpaywall first?

Unpaywall's first round on record, in Jul 2018, was backed by Arca.

### What stage is Unpaywall at?

Unpaywall's latest named round is a Grant, in Jul 2018.

## Companies like Unpaywall

In the same sector, and raised in the last eighteen months.

[**EduFund** $6.0M · Jul 2025](https://millionrounds.com/company/edufund)[**Intuitivo** $58K · Oct 2026](https://millionrounds.com/company/intuitivo)[**ArtMaster** $3.3M · Oct 2026](https://millionrounds.com/company/artmaster)[**Sharp Performance** $30M · Oct 2026](https://millionrounds.com/company/sharp-performance)[**Mesa School of Business** $16M · Oct 2026](https://millionrounds.com/company/mesa-school-of-business)[**Clasp** $28M · Oct 2026](https://millionrounds.com/company/clasp)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app