A hand sketching mobile app wireframes with arrows between screens on a sheet of paper
    Wireframing

    Wireframing services

    Estimates go wrong when screens are drawn for the happy path only. Agnotic Technologies wireframes every state, rule and role before build, so engineering can estimate from the wireframes and nothing important is discovered halfway through a sprint.

    Annotated screensEvery state drawnClickable prototypesBacklog ready

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    Benchmark
    Chibasco
    Fundency
    Lantimer
    Lauren
    Lera
    One Minute
    Pento Pix
    TAP
    Xtrium
    Healthevolve
    Benchmark
    Chibasco
    Fundency
    Lantimer
    Lauren
    Lera
    One Minute
    Pento Pix
    TAP
    Xtrium
    Healthevolve

    What is wireframing, and why treat it as an engineering input?

    Wireframing is drawing a product's screens in simple boxes and text, before visual design, to agree layout, content and behaviour. Agnotic Technologies treats wireframes as an engineering input: annotated screens that fix every state, field rule and permission, so the user stories and the fixed-scope estimate come straight from them.

    A wireframe that only shows the main screen answers the easy questions. The expensive ones are what an empty list looks like, what a viewer cannot click and what happens when a save fails.

    Visual design, branding and design systems are separate services. Wireframes stay grey on purpose, so reviews stay on structure and behaviour.

    Fidelity decision table

    Which wireframe fidelity fits your purpose?

    Choose by what the wireframe has to do, not by habit. Each level has limits.

    PurposeFidelity to useWhat it must showWhat it cannot prove
    Stakeholder alignmentSketch or whiteboardThe main screens and the order users move through themWhether real users can complete the tasks
    Scope and estimateAnnotated mid-fidelity wireframesEvery screen, state, field rule and roleVisual design effort or brand fit
    Usability checkClickable prototypeA handful of tasks with realistic content and pathsPerformance, or how real data edge cases behave
    Investor or sales demoClickable prototype with visual designThe core story in a few screensThat the product can be built as shown
    Developer handoffAnnotated wireframes linked to design system componentsStates, validation, permissions, analytics events and accessibility notesBack-end feasibility, which needs an engineering spike

    We often move a project through two levels: sketches to agree the flow, then annotated wireframes for the estimate and handoff.

    Annotation checklist

    What does every annotated wireframe show?

    The checklist we complete for each screen before it goes to engineering.

    • Empty, loading, error and no-permission states, not only the filled-in screen
    • Validation rules and the exact error message for each field
    • Which roles can see, edit or act on each element
    • What every button and link does: where it goes, what it saves and what it asks to confirm
    • Where each piece of data comes from, and what happens when it is missing or very long
    • Focus order, heading levels and labels for assistive technology
    • Analytics events the product team wants to track
    • Consent, masking and audit-visible actions on regulated screens

    Wireframe to backlog

    How do wireframes become a backlog and a fixed-scope estimate?

    The steps from the first sketch to an estimate your team can plan against.

    1. List screens and flows

      From the brief and any discovery work, we list every flow and the screens each one needs.

    2. Wireframe the riskiest flow first

      The flow with the most rules or roles is drawn first, so surprises appear early.

    3. Annotate

      States, rules, roles, data sources and accessibility notes are added to every screen.

    4. Engineering review

      Our engineers check each screen for feasibility, APIs and data the back end must provide.

    5. Write user stories

      Each screen becomes user stories, with acceptance criteria taken from the annotations.

    6. Estimate and plan

      Stories are estimated and grouped into a fixed-scope first release.

    Accessibility at wireframe stage

    Which accessibility decisions are made in the wireframes?

    Some WCAG 2.2 decisions are cheap in a wireframe and expensive after build.

    Structure

    • One main heading per screen
    • Heading levels that never skip
    • Landmarks for header, navigation and main content

    Keyboard and focus

    • Focus order that follows reading order (2.4.3)
    • Focused items never hidden under sticky headers or banners (2.4.11)

    Targets

    • Tap and click targets of at least 24 by 24 CSS pixels, or spaced apart (2.5.8)

    Forms

    • Visible labels on every field
    • Errors that name the field and describe the problem (3.3.1)
    • No re-entering data already given in the same process (3.3.7)

    Failure points

    When do wireframes go wrong, and when should you skip them?

    Problems we see in wireframes made elsewhere, and the cases where wireframing is not needed.

    Challenge

    Only the happy path is drawn.

    Agnotic approach

    Every screen carries its empty, loading, error and no-permission states before review.

    Challenge

    Wireframes look finished, so reviews turn into debates about colour.

    Agnotic approach

    Grey-box styling keeps attention on structure and behaviour.

    Challenge

    Role differences are missed until testing.

    Agnotic approach

    A role matrix per screen shows what each role sees and can do.

    Challenge

    A clickable prototype is treated as proof the back end is simple.

    Agnotic approach

    Engineering reviews each screen for data and API needs before the estimate.

    Challenge

    Consent screens and masked data are designed last.

    Agnotic approach

    Regulated flows are wireframed first, since they shape the screens around them.

    Challenge

    A small change is wireframed from scratch.

    Agnotic approach

    Skip wireframes when the change fits existing design system components; design directly with those instead.

    Who it is for

    Who uses our wireframing services?

    Teams that need agreement and an estimate before they spend on build.

    Wireframing for startups

    Founders preparing an MVP who need a fixed-scope estimate they can budget against.

    Product teams adding a large feature

    Features that touch many screens, roles or rules in an existing product.

    Companies replacing internal tools

    Spreadsheets and old admin tools turned into screens that match how staff really work.

    Buyers comparing vendor quotes

    Annotated wireframes give every vendor the same detailed brief to quote against.

    Regulated product teams

    Consent, masked data and audit-visible actions agreed with compliance before build.

    Scope and cost

    What drives the cost of wireframing?

    No published rates. The wireframing scope is set by these factors, and the quote is written once we have seen the brief.

    Screens and flows

    How many flows and screens the product needs for its first release.

    Roles

    How many user roles see different versions of each screen.

    Platforms

    Web only, or web and mobile, each with its own layouts.

    Fidelity

    Sketches, annotated wireframes, a clickable prototype, or all three.

    Usability round

    Whether the prototype is tested with users before the estimate.

    Regulated flows

    Consent, masking and audit rules that need review with your compliance team.

    Standards

    Standards our wireframes follow

    Design and accessibility standards we apply before visual design starts.

    WCAG 2.2ISO 9241-210Section 508
    Facts and sources

    Facts behind accessible wireframes

    WCAG 2.2 criteria that are settled at the wireframe stage, each linked to the W3C standard.

    • WCAG 2.2 success criterion 2.4.3 Focus Order (Level A) requires focusable components to receive focus in an order that preserves meaning and operability.

      Source: WCAG 2.2, 2.4.3 (W3C)
    • WCAG 2.2 success criterion 2.5.8 Target Size (Minimum) (Level AA) requires pointer targets of at least 24 by 24 CSS pixels, unless they are spaced so a 24 pixel circle around each does not touch another target.

      Source: WCAG 2.2, 2.5.8 (W3C)
    • WCAG 2.2 success criterion 3.3.1 Error Identification (Level A) requires that when an input error is detected automatically, the field in error is identified and the error is described to the user in text.

      Source: WCAG 2.2, 3.3.1 (W3C)
    • WCAG 2.2 success criterion 3.3.7 Redundant Entry (Level A) requires information a user already entered in the same process to be auto-populated or available to select, with limited exceptions.

      Source: WCAG 2.2, 3.3.7 (W3C)

    Frequently Asked Questions

    A wireframe shows structure and behaviour in grey boxes. A mockup adds the visual design. A prototype makes screens clickable, at either level, so people can try a flow before it is built.