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Stakk

App development agency in London, United Kingdom Founded 2016 Reviewed 2026-09-18

London app development agency founded in 2016. 40+ person in-house team at 37 Lombard Street has delivered 120+ mobile and web projects for Amazon, Disney, Samsung, and the British Government.

How much does Stakk charge?

Stakk lists $100–$149/hr with a $50K+ minimum. Confirm a live quote before you budget — these figures come from public materials reviewed 2026-09-18.

Hourly rate
$100–149
Min project
$50K+
Team size
10-25
Remote
Yes

Compared with 107 listed agencies

Midpoint $125/hr vs directory median $125/hr — the middle third (48th percentile, September 2026).

$100–$149 $15 median $125 $300

See how hourly rates become project totals in the cost guide.

Who is Stakk a good fit for?

100% senior in-house; no outsourcing. London City; Amazon, Disney, Samsung, and UK government work. React Native, Flutter, and native under one roof.

Best for

UK enterprises and scale-ups seeking a London-based premium mobile partner with senior-only delivery. Organisations that need transparent project management and won't tolerate junior or offshore handoffs.

Tradeoffs

Companies House incorporation date of 2020 means the limited company entity has a shorter formal track record than the claimed 2016 founding suggests. At 10–49 employees, bench depth for very large concurrent engagements may be limited. $50,000 minimum project size excludes early-stage startups.

About Stakk

Stakk was founded in London in 2016 and formally incorporated as STAKK LIMITED in February 2020. The agency operates exclusively with a senior in-house team — no outsourcing — from its Lombard Street address in the City of London. With 120+ completed projects and clients spanning enterprise brands (Amazon, Disney, Samsung, LNER) through to government and growth-stage startups, Stakk covers the full product lifecycle from strategy and UX through to native iOS, Android, React Native, Flutter, and web delivery. The company has positioned itself as a premium partner for clients who require senior resource and direct accountability, differentiating itself through a no-junior, no-outsourcing guarantee.

Platforms, stack, and industries

Platforms

iOSAndroidReact NativeFlutterWeb

Tech stack

SwiftKotlinReact NativeFlutterReactAngularJSNode.jsPython.NET Core

Industries

RetailMediaEducationEnterpriseFintechSaaS

Also listed in

Directory lists that include Stakk based on platform, industry, location, or segment.

Questions about Stakk

Does Stakk work remotely?
Stakk is headquartered in London, United Kingdom. Remote delivery is listed as available on this profile. Timezone overlap and communication cadence usually matter more than the office city.
Who owns the code after hiring Stakk?
Full code ownership transferred to client on project completion. Senior in-house team with no outsourcing ensures clean IP chain.
How current is this Stakk profile?
Facts on this page were last reviewed 2026-09-18 from public materials. Rates and minimums can change — confirm a live quote on stakk.co.uk before you budget.

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Verification Methodology

How we vet agencies for this directory

A "Verified" badge appears only when the profile links to reviewed source evidence. It is separate from any paid placement.

1 Portfolio Audit

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2 Company Legitimacy

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3 Code Ownership

Contract and code-ownership terms remain buyer due diligence unless a profile links specific evidence.

4 Client References

Project evidence supports a stated project or client; it does not guarantee delivery quality or outcomes.

Note: "Verified" does not guarantee project success. Always conduct your own due diligence using our Selection Guide.