Plan the journey
We define the app's useful recurring task and check your Shopify dependencies.
Choose the core shopping journey and the catalogue features it needs.
App screen and feature map
Agreed scope · dependencies · acceptance criteria
Design iOS and Android shopping journeys around repeat visits, saved items and customer accounts.
Make browsing a changing catalogue useful on a phone.
Collections, search and product detail
Saved items and account access
Cart and supported checkout handoff
We define the app's useful recurring task and check your Shopify dependencies.
Choose the core shopping journey and the catalogue features it needs.
Agreed scope · dependencies · acceptance criteria
We design the key screens before committing to the full implementation.
Review the prototype with the people responsible for your customer experience.
We connect the app to the agreed store journeys and test device behaviour.
Supply store access and review the builds on the agreed devices.
We prepare the submission package and transfer the app's operating knowledge.
Provide developer accounts and approve submission; the stores control approval.
Planning options, not a fixed package. Features and handover are agreed for your project.
Buy my saved stoneware mug in sand.
The saved product and customer cart carry through to checkout without claiming a purchase was made.
Scripted illustration using sample information, not a client case study or a live system.
Not always. We look for a recurring customer task that benefits from an app. Improving the mobile storefront may be the better first step.
The agreed catalogue, account and cart journeys connect to the store through supported interfaces. We map any existing app or extension behaviour that also needs to work on mobile.
Selected local state can be preserved, but current availability, account actions and checkout require the relevant services. Offline behaviour and recovery are designed explicitly.
No. We can prepare the agreed release assets and submission support, but each platform controls its review. Developer accounts and business information must be supplied by your organisation.
No. Store subscriptions, developer accounts, infrastructure and third-party services may continue to incur fees. Platform updates and ongoing app maintenance are scoped separately.
Yes, when there is a clear customer use case. Permission handling, destination screens, opt-out behaviour and measurement form part of that scope.
Bring your store and the repeat shopping task you want the app to improve.
What our clients value about working with Daphnis Labs.
The team at Daphnis Labs redefined what’s possible for Urbanface. They delivered a bespoke, animation-heavy website that remains incredibly quick and functional. The…
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Practical perspectives on AI, product engineering, commerce and modern software delivery.

Measure recovery by restoring into an isolated environment and checking the application, roles and dependencies that need the data.
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Classify responses before caching them, make cache keys reflect their audience and test what happens when permissions change.
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Review database roles, background jobs and exports together when designing row-level security for a shared application database.
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Plan rollout, fallback behaviour and flag removal together so temporary release controls do not become permanent product complexity.
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Connect traces, metrics and structured logs around a real failure path so the team can locate an incident and choose a next action.
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Define permissions around concrete actions, and make an approval apply to the exact message or record that will be changed.
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Separate parsing, validation and approval so an ordinary spreadsheet upload does not become an opaque bulk edit.
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Give images, third-party scripts and interactions measurable limits, then investigate regressions by page template and device.
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Help people complete a form with persistent labels, specific errors, preserved answers and a clear confirmation state.
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Separate event receipt from order processing, record duplicate deliveries and recover work that stops halfway through.
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