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NELLA Labs

Pricing

What things actually cost, with the uncertainty left in.

These are the bands we work within, drawn from our delivery history. They are indicative, they exclude the things listed on every card, and none of them becomes an offer until a person confirms it in writing.

These bands are drafted from our delivery history and are indicative only. They have not yet been approved for publication as commercial terms, and no figure here constitutes an offer.

Guided estimate

Get to a band in about a minute

Five questions about the drivers that actually move cost: user types, integrations, data migration, regulatory position and how settled the scope is. It returns a range, and the range widens when the scope is early — because that is the truth.

What are you building?

Pick the closest match. If two feel right, choose the more involved one — it is the safer starting point.

Indicative band

Choose what you are building and the band will appear here as you answer.

Bands

Engagement by engagement

Each band lists what it includes, what it excludes and the variables that move a project within or beyond it.

Discovery

Discovery is where a project’s cost is actually decided. These engagements are fixed-price because their scope is genuinely knowable in advance, and they exist to make the next decision affordable and well informed.

Idea Clarity Workshop

£1,500 – £3,500

$2,000 – $4,500

A focused session that turns an idea into a Project Canvas, a delivery recommendation and an indicative investment band.

Includes
  • Half-day or full-day facilitated workshop
  • Project Canvas: problem, users, outcomes, scope direction
  • Indicative investment band and delivery-path recommendation
  • Written follow-up with assumptions and open questions
What moves the number

Number of stakeholders · Half day versus full day · Remote or on site

Product Discovery Sprint

£6,000 – £12,000

$8,000 – $16,000

Two to four weeks of evidence-gathering producing a prioritised scope, an architecture direction and a costed plan.

Includes
  • Stakeholder and user interviews
  • Existing system, data and integration review
  • Prioritised capability map across MVP, Release 1 and Later
  • Architecture direction with recorded trade-offs
  • Risk, assumption and dependency register
  • Costed delivery options
What moves the number

Number of user segments · Complexity of the existing estate · Number of integrations

Enterprise Discovery

£18,000 – £45,000

$24,000 – $60,000

Multi-stakeholder discovery across several systems, teams or regulatory contexts, producing a programme-level plan.

Includes
  • Everything in a Product Discovery Sprint, at programme scale
  • Multi-system estate assessment and dependency mapping
  • Security, privacy and compliance screening including DPIA triage
  • Service blueprint across departments
  • Phased programme plan with sequencing and dependencies
What moves the number

Number of business units · Regulatory scope · Estate size and documentation quality

Cloud or AI Readiness

£10,000 – £30,000

$13,000 – $40,000

An assessment of whether your estate, data and organisation can support a cloud migration or an AI programme, and what has to change first.

Includes
  • Workload or use-case inventory with dispositions
  • Data readiness, quality and lawful-basis assessment
  • Cost modelling with stated assumptions
  • Risk and regulatory screening
  • Sequenced roadmap with a recommended first step
What moves the number

Number of workloads or use cases · Data quality · Number of cloud environments

Websites and portals

The range here is wide because "a website" covers everything from a fast marketing site to a multi-tenant authenticated platform. The main cost drivers are authentication, permissions and integrations — not page count.

Launch website

£8,000 – £18,000

$10,000 – $24,000

A fast, accessible, content-managed marketing site with conversion paths connected to your CRM.

Includes
  • Design system and responsive implementation
  • Content management with draft, review and publish states
  • SEO foundations, structured data and redirect management
  • Performance budgets enforced in the build pipeline
  • Analytics and CRM-connected conversion paths
What moves the number

Number of page templates · Content migration volume · Languages

Growth web experience

£20,000 – £50,000

$26,000 – $65,000

A larger content platform with search, personalisation, richer editorial workflow and multiple audiences.

Includes
  • Everything in a Launch website
  • Site search and content filtering
  • Editorial workflow with scheduled publication and revision history
  • Multi-audience content architecture
  • Experimentation support
What moves the number

Content volume · Number of audiences · Personalisation depth

Authenticated platform

£50,000 – £150,000

$65,000 – $200,000

A multi-tenant product with roles, permissions, billing and admin tooling.

Includes
  • Tenancy and permission model enforced in the database
  • Authentication including SSO where required
  • Billing, subscription and entitlement handling
  • Admin, moderation and support tooling
  • Isolation testing across every role and boundary
What moves the number

Number of roles · Integration count · Billing complexity · Compliance scope

Enterprise platform

from £150,000

from $200,000

Programme-scale platform delivery across multiple systems, teams and regulatory contexts.

Includes
  • Everything in an Authenticated platform, at programme scale
  • Legacy integration and data migration
  • Enterprise SSO and directory integration
  • Formal governance, security review and release management
What moves the number

Estate complexity · Migration volume · Regulatory scope · Number of teams

Mobile

Mobile costs are driven by the operational surface as much as the feature set: store review, privacy disclosures, device coverage, offline behaviour and release management all carry real effort.

Tested prototype

£7,500 – £18,000

$10,000 – $24,000

A functional prototype used to test a concept with real users on real devices.

Includes
  • Core journey implementation
  • Testing with representative users on real devices
  • Findings and a recommendation
What moves the number

Number of journeys · Platforms covered · Research participant count

Focused MVP

£35,000 – £75,000

$45,000 – $100,000

A first release built to production standard and submitted to the stores.

Includes
  • iOS and Android applications
  • Backend services and API
  • Automated build and release pipelines
  • Store listings, privacy disclosures and data-safety declarations
  • Crash reporting and analytics
What moves the number

Native versus cross-platform · Offline requirements · Integration count

Growth application

£75,000 – £180,000

$100,000 – $240,000

A maturing product with richer features, higher volumes and operational depth.

Includes
  • Everything in a Focused MVP
  • Payments and subscriptions
  • Push notifications and lifecycle messaging
  • Staged rollout and feature flagging
  • Performance work for constrained devices and networks
What moves the number

Feature scope · Device coverage · Payment and subscription complexity

Enterprise mobile

from £180,000

from $240,000

Mobile at organisational scale with device management, enterprise identity and formal governance.

Includes
  • Everything in a Growth application
  • Enterprise identity and device management integration
  • Offline-first architecture with conflict resolution
  • Formal security review and penetration testing
What moves the number

Number of integrated enterprise systems · Offline complexity · Compliance scope

AI and automation

AI engagements are sequenced deliberately: a workshop to find the worthwhile use cases, a proof of value with a defined success threshold, then production only if the threshold was met.

AI use-case workshop

£2,500 – £6,000

$3,500 – $8,000

A facilitated session producing a scored use-case register and a recommended first step.

Includes
  • Use-case identification with the people doing the work
  • Scoring on value, feasibility, data readiness and risk
  • Regulatory screening
  • A recommended first step
What moves the number

Number of business areas · Number of participants

AI proof of value

£15,000 – £40,000

$20,000 – $52,000

One use case built far enough to measure against a defined threshold — and stopped if the threshold is not met.

Includes
  • Working implementation of one use case
  • Labelled evaluation set and automated scoring
  • Measurement against an agreed success threshold
  • Cost-per-transaction modelling
  • An honest recommendation, including "do not proceed"
What moves the number

Data preparation effort · Integration requirements · Evaluation set size

Production AI assistant or RAG

£40,000 – £120,000

$52,000 – $160,000

A grounded, evaluated, governed AI system integrated into your operations.

Includes
  • Permission-aware ingestion and retrieval
  • Model gateway with cost controls and provider abstraction
  • Guardrails, redaction and human review paths
  • Evaluation suites running in continuous integration
  • Per-run instrumentation: model, prompt version, cost, latency, outcome
What moves the number

Content volume and permission complexity · Number of source systems · Quality threshold required

Multi-agent or workflow platform

£80,000 – £250,000

$105,000 – $330,000

Several automated processes with orchestration, governance and human oversight.

Includes
  • Durable orchestration across multiple processes
  • Scoped tool surfaces with least-privilege authorisation
  • Approval gates for consequential actions
  • Full action audit trail with attribution
  • Governance documentation and review workflow
What moves the number

Number of processes · Systems acted upon · Approval and governance depth

Enterprise AI platform

from £200,000

from $260,000

Organisation-wide AI capability with a shared gateway, governance and evaluation infrastructure.

Includes
  • Shared model gateway with cost attribution per team
  • Central evaluation and observability infrastructure
  • AI register, governance workflow and risk review process
  • Enablement for internal teams
What moves the number

Number of teams and use cases · Regulatory scope · Data platform maturity

Cloud and DevOps

Platform work is usually the cheapest way to make everything else cheaper. These engagements are priced on the estate rather than on headcount.

CI/CD foundation

£8,000 – £20,000

$10,000 – $26,000

Build, test and deployment pipelines with quality gates and preview environments.

Includes
  • Pipelines with automated quality gates
  • Preview environments per change
  • Migration checks and rollback procedures
  • Release records and changelogs
What moves the number

Number of services · Existing test coverage · Target platform

Cloud landing zone

£20,000 – £60,000

$26,000 – $80,000

Identity, networking, policy, logging and cost governance defined as code.

Includes
  • Subscription or account structure
  • Identity and network baselines
  • Policy as code with pipeline enforcement
  • Centralised logging and audit
  • Cost tagging and governance
What moves the number

Number of environments · Regulatory scope · Existing estate complexity

Application modernisation

£40,000 – £200,000

$52,000 – $260,000

Incremental modernisation or migration of an existing application estate.

Includes
  • Estate assessment and dependency mapping
  • Incremental migration with fallback
  • Characterisation tests around preserved behaviour
  • Data migration with reconciliation
What moves the number

Estate size · Data volume · Downtime tolerance · Documentation quality

Platform engineering programme

from £100,000

from $130,000

A sustained programme building internal developer platform capability.

Includes
  • Golden paths, templates and reusable modules
  • Self-service provisioning
  • Developer portal and service catalogue
  • Adoption support and enablement
What moves the number

Number of teams served · Existing platform maturity · Governance requirements

FinOps or architecture review

£7,500 – £25,000

$10,000 – $33,000

A focused review producing findings, quantified risk and a prioritised plan.

Includes
  • Architecture or cost assessment
  • Quantified findings with effort estimates
  • Prioritised remediation plan
  • Presentation to your technical leadership
What moves the number

Estate size · Number of cloud accounts · Depth of analysis

Support and managed service

Support is a monthly service with defined severities, response targets and reserved improvement capacity. Response targets and resolution targets are stated separately, because only one of them can be honestly guaranteed.

Essential — up to 20 hours per month

£3,000 – £4,000 / month

$4,000 – $5,200 / month

Monitoring, patching, support and a small enhancement allowance for stable products.

Includes
  • Monitoring and alerting
  • Security patching and dependency management
  • Support within agreed severities and response targets
  • Monthly service reporting
What moves the number

Product complexity · Required response targets · Cover hours

Growth — up to 50 hours per month

£7,000 – £9,000 / month

$9,200 – $12,000 / month

Everything in Essential with meaningful reserved enhancement capacity.

Includes
  • Everything in Essential
  • Reserved enhancement capacity you prioritise
  • Quarterly health and roadmap review
What moves the number

Product complexity · Enhancement to support ratio · Cover hours

Scale — up to 100 hours per month

£13,000 – £17,000 / month

$17,000 – $22,500 / month

Substantial ongoing engineering alongside full operational cover.

Includes
  • Everything in Growth
  • Substantial ongoing engineering capacity
  • Extended cover hours
  • Named technical lead
What moves the number

Product complexity · Cover hours · Number of environments

Enterprise dedicated pod

from £25,000 / month

from $33,000 / month

A dedicated cross-functional team with a negotiated SLA and defined executive escalation.

Includes
  • Dedicated cross-functional team
  • Negotiated service level agreement
  • Defined escalation to leadership
  • Formal service governance
What moves the number

Team size and composition · Availability requirements · Cover hours and on-call

Excluded from every band

Things we never bundle silently

  • Applicable taxes — VAT or the local equivalent.
  • Cloud infrastructure and AI model usage, passed through at cost with budget alerting.
  • Third-party licences and subscription services.
  • App-store fees and developer account costs.
  • Travel and accommodation where on-site work is agreed.
  • Content production: photography, video and copywriting beyond product content.
  • Major integrations with systems we could not access during discovery.

Commercial models

How the money can be structured

  • Fixed-price discovery — a defined scope with a fixed fee.
  • Fixed-scope milestones — payment on acceptance against written criteria.
  • Time and materials — for work whose shape genuinely cannot be fixed in advance.
  • Dedicated squad — a cross-functional team at a fixed monthly rate.
  • Build-operate-transfer — we build and run it, then hand it to your team on an agreed date.
  • Managed product partnership — sustained joint ownership of a product’s delivery.
  • Prepaid engineering blocks — capacity drawn down against an agreed rate.
  • Outcome or consumption-linked models — only where the measure is agreed and not gameable.

Frequently asked questions

Why are these ranges so wide?

Because the honest range is wide. "A web application" covers a two-role internal tool and a multi-tenant marketplace with billing, and the difference is genuinely five times the cost. Narrowing the range requires knowing your integrations, your data, your users and your regulatory position — which is what discovery is for. A supplier who gives you a narrow number before knowing those things is either padding it or about to be wrong.

Do you publish prices for Ghana and Nigeria?

Not yet, and deliberately not by currency conversion. Converting a GBP figure at the day’s exchange rate produces a number that is wrong for those markets in both directions — it ignores local purchasing power, local competition and a different cost base. Market-specific commercial rules for Ghana and Nigeria are separate work. In the meantime, ask us and we will quote properly.

What is definitely not included?

Applicable taxes; cloud infrastructure and AI model usage, which we pass through at cost; third-party licences and subscriptions; app-store fees and developer accounts; travel and accommodation for on-site work; and content production such as photography, video and copywriting beyond product content. Major integrations with systems we cannot access during discovery are scoped and priced separately once we can see them.

How do payments work?

Discovery is typically invoiced on completion or in two parts. Fixed-scope delivery is invoiced against milestones on acceptance. Dedicated squads and managed services are invoiced monthly in advance. Standard terms are 30 days, and we agree them in the contract rather than assuming.

Can you work to a fixed budget?

Yes, and it is often the most productive constraint. Tell us the budget and we will tell you honestly what fits inside it, what does not, and whether what fits is worth building. That conversation is more useful than a scope we both know is unaffordable.

What happens when scope changes?

A written change request stating the scope, timeline and cost impact, which you approve or decline before we act on it. It appears in your client portal with its impact visible. We do not absorb changes quietly and surface a schedule problem three weeks later.

Next step

Get a number that fits your situation

The Project Architect asks about the things that actually move cost, and produces an investment band with its assumptions written down.