Oto
Tinnitus support via a mobile app that compiles and consolidates the latest therapy techniques
Oto has raised €4.5M across 3 funding rounds from 14 investors, most recently a Grant round in May 2023. Based in London, UK; active in Healthtech. Data as of 28 Oct 2026.
London, UKwww.joinoto.com ↗
Total raised
€4.5M
€4,483,830
Funding rounds
3
Investors
14
distinct backers
Active since
2022-01
latest 2023-05
Funding by year
EUR raised per yearOto — funding by year — interactive chart.
Data table
| Oto — funding by year | |
|---|---|
| 2022 | €3.9M |
| 2023 | €575k |
Signals
High confidenceRaise-next likelihood7
base rate 45% for Grant
- ▼ Dormant (no round in 3+ cohort gaps)
- ▼ Down/flat last round
- ▼ Low backer re-investment
Exit likelihood8
base rate 11% (2+ rounds)
- ▼ No recent equity round (debt-only or quiet)
Timing: dormant vs cohort gap · momentum down. Funding-only estimates, not predictions and not investment advice — see signals.
Funding rounds
3 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2023-05-24 | Grant | €575k | Innovate UK | View deal → |
| 2022-07-14 | Seed | €3.3M | Bethnal Green Ventures,Calm Storm Ventures,Goodwater Capital,Octopus Ventures,Y Combinator | View deal → |
| 2022-01-14 | Pre-Seed | €611k | Acequia Capital,Alex Stephany,Bethnal Green Ventures,Calm Storm Ventures,Errol Damelin,Ian Hogarth+3 more | View deal → |
Investors
14Related news
- UK-based tinnitus relief app raises $3.3M fundingtechfundingnews.com · 2022-07
- UK tinnitus health startup scoops £510,000 and joins Silicon Valley’s Y Combinatoruktech.news · 2022-01
- businesscloud.co.uk
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