WillItSurvive
No grouping · Switzerland

Numbrs

Swiss fintech unicorn that pivoted from a Mint-style banking app to Bitcoin key storage in a bunker.

Little protection left
Assessed 29 July 2026 · Evidence as of 29 July 2026
Not much stands between this business and its pressures.
On the recordSince 29 July 2026 · Checkable from unspecified, watch ongoing · Every call on the record Checkpoint: Any disclosure of Bitcoin-custody user count, revenue, or AUM, or a new funding round beyond Saidler family office
The call

Numbrs carries a 2019 unicorn label into a Bitcoin-custody pivot with no disclosed users, revenue, or funding since 2020, kept alive by its founder's family office.

Numbrs started as a personal finance app that let people see all their bank accounts in one place, but that business got replaced by free tools built into banks and AI assistants. The company then shifted to storing Bitcoin private keys in Swiss vaults, but bigger, licensed competitors like Coinbase Custody and BitGo already control that market and have government approval that Numbrs lacks. The one thing that could change everything: if founder Martin Saidler keeps writing checks from his family office, the company survives; if he stops, it likely runs out of money within a year.

Why
01
AI pressure: None apparent. AI personal-finance copilots already commoditized the old bank-aggregation product Numbrs abandoned, but its current bunker custody business faces no direct AI threat. Could AI do the core job? Only partly.
02
Bigger players: Coinbase Custody, Anchorage Digital, BitGo, Xapo Bank. Regulated, chartered custodians with far more scale and licensing already operate live Bitcoin custody, and nothing stops them from copying the Swiss-bunker pitch. Could a giant copy it? Yes, easily.
03
What protects it. None confirmed: no disclosed Swiss legal protection, revenue, or AUM figures separate it from bigger regulated custodians.
What would change this call
Numbrs discloses custody user count, AUM, or revenue figures within 12 months. Would show the pivot has real traction instead of 3+ years of silence.
A funding round or valuation event from an investor other than Martin Saidler's family office. Would show outside capital validates the business beyond one backer.
Martin Saidler's family office stops or pauses funding, or Numbrs announces layoffs or wind-down. Would confirm the company depends entirely on one funder to survive.
Key numbers
  • Raised ~$200M total, hit $1B valuation Sep 2019 (2019-09-04)
  • No new funding disclosed since CHF 27M round (2020-12)
  • Legacy app had €11B in linked customer assets (2021-2022)
Named risks
  • Single point of failure: company survival tied to founder Martin Saidler's continued family-office funding. Severity: high
  • No disclosed user, revenue, or AUM figures for Bitcoin custody business for over three years. Severity: high
  • No external funding round since December 2020, frozen $1B valuation from 2019. Severity: high
  • Bitcoin price down ~49% from October 2025 high as of July 2026 could reduce custody demand. Severity: medium
  • Larger regulated custodians like Coinbase Custody and Anchorage offer greater scale and trust with no barrier to entering Numbrs' niche. Severity: medium
Rivals, as read in July 2026
RivalDirectionEvidence
Coinbase Custodylosing toReportedly holds ~80% of US spot Bitcoin ETF custody assets as of 2026, per onrampbitcoin.com (vendor-claimed)
Anchorage Digitallosing toOCC-chartered institutional custodian operating at scale Numbrs has not disclosed matching
BitGolosing toEstablished institutional-grade custody provider with no comparable Numbrs traction data since 2022
Xapo BankcontestingGibraltar-licensed cold-storage-heavy custodian competing in the same self-custody-adjacent niche
N26losing toLegacy neobank peer while Numbrs' original aggregation app was still active before its 2021-2022 shutdown
Questions people ask
Is Numbrs profitable in 2026?
No profitability data has been disclosed since Numbrs acknowledged in 2019 it had not turned a profit in five years. After its 2021-2022 pivot to Bitcoin custody, the company has released no revenue, AUM, or user figures, leaving profitability unverifiable as of July 2026.
Is Numbrs still a $1 billion unicorn?
Numbrs was tagged a $1B unicorn in September 2019 after raising $40M, bringing total funding to roughly $200M. No funding round or valuation update has been reported since a CHF 27M raise in December 2020, so the unicorn label is frozen from 2019.
Who owns Numbrs?
Founder Martin Saidler, through his family office and Saidler & Co Finance, has historically been majority shareholder and the primary emergency funder, including leading the December 2020 CHF 27M round. Other past backers include the Investment Corporation of Dubai and Marcel Ospel.
Has Numbrs had layoffs?
Yes. In May 2020 Numbrs cut about 62 jobs, roughly 50% of its workforce, after a signed investment round fell through during COVID-19. Headcount fell from a peak of about 150 employees in 2019-2020 to around 70 after its 2022 pivot to Bitcoin storage.
What does Numbrs do now?
Numbrs shut down its original Mint-style bank-account-aggregation app around 2021-2022 and pivoted to Bitcoin custody, offering a non-custodial wallet plus encrypted private-key backup stored in a converted alpine bunker near Zug, Switzerland.
Who are Numbrs' biggest competitors?
In Bitcoin custody, Numbrs sits alongside Xapo Bank, Casa, Unchained, Ledger, and Trezor, but the dominant players are institutional custodians Coinbase Custody, BitGo, and Anchorage Digital, which operate at far larger regulated scale.
Timeline
  • 2026-07-29Bitcoin trading near $64,000, down about 49% from its October 2025 all-time high
  • 2022Numbrs headcount reported at about 70 employees, mostly remote, after Bitcoin pivot
  • 2021Numbrs begins pivot from bank-aggregation app to Bitcoin cold-storage and key-backup services
  • 2020-12Numbrs raises CHF 27M led by Saidler & Co Finance
  • 2020-11Numbrs shifts revenue model to subscription SaaS in Germany and UK
  • 2020-05-10Numbrs lays off about 62 employees, roughly 50% of staff, after funding round collapses
  • 2019-09-04Numbrs raises $40M, hits $1B valuation, becomes Switzerland's first fintech unicorn
  • 2017-01Numbrs total funding reaches approximately $125M
  • 2012Numbrs founded in Zurich by Julien Arnold, Dennis Just, and Johannes Hubner
Revision history
29 July 2026
First assessed. Little protection left. The text above is fixed as of this date and is not edited afterwards.
In the same band
Sources