Tangensys • Plan, deliver, measure
iOS app development
Design the app around clear tasks and appropriate device permissions. Store preparation belongs in the project plan rather than being left until the last week.
The work to plan together
A scope shaped around this requirement.
- Swift developmentScope
- TestingReview
- App Store submissionCheck
- ScopeFeatures, users and platforms agreed
- PrototypeKey screens reviewed before build
- Build and testMilestones tested on real devices
- Release and handoverStore release, code and documentation
In short
What does iOS app development involve?
iOS app development builds native apps for iPhone and iPad.
When iOS app development is a useful fit
Consumer apps
Define the essential journeys, device support and App Store preparation requirements.
Premium audiences
Review accessibility and usability against the intended audience rather than assuming device choice proves spending power.
Problems worth addressing first
Use these situations to identify the work that deserves attention before expanding the scope.
- You need an App Store presence
A practical example
A booking app needs meaningful loading and error states, a safe login flow and a clear way to manage account details.
This is an illustrative scenario to explain the approach, not a claimed client project.
The work we can include
The final quote identifies the deliverables, quantities, approvals and exclusions. Select the work that serves your goal rather than assuming every item is required.
- Swift development
- Testing
- App Store submission
Where we usually begin
Apple accounts, supported devices, backend services and submission requirements are confirmed. Store review outcomes and dates cannot be guaranteed.
Practical detail
Prepare the product and the release responsibilities
An illustrative customer app provides account access and appointment requests. Release preparation needs working service information, permission explanations and a backend you can review.
| Part of the work | Example output | How to review it |
|---|---|---|
| Account route | Sign-in, recovery and relevant user controls | The app handles rejected access and unavailable services clearly. |
| Permission review | Requested device capabilities and approved explanations | Denied permission does not create a misleading successful state. |
| Beta sign-off | Representative devices and end-to-end customer tasks | The nominated reviewer records the issues and release decision. |
| Store handover | Business account, listing assets, privacy inputs and release record | Ownership and continuing responsibilities remain with the agreed parties. |
Apple controls its review process. Submission preparation can be included, but approval timing or sign-off should not be guaranteed.
Specify the journey and supported device behaviour
An iOS application needs a clear reason to exist and a defined user task. Account access, notifications, media and device permissions should be part of the brief. A polished screen does not explain how the application handles unavailable data or interrupted use.
Prioritise essential functionality for the first release. Review backend interfaces, source assets and the owner’s publishing setup before estimating implementation. Current platform requirements are checked during technical planning.
Sign-off should include supported devices and important alternate states. Identify who manages builds, credentials, submissions and future updates. Store approval remains a platform decision, and maintenance is an ongoing responsibility.
Free app consultation
Start with a clear scope and a practical next step.
Tell us what you want to improve and share the relevant website or project details. We will review the starting point, recommend a suitable scope and provide a custom quote.
The initial review is free. Delivery, third-party charges and ongoing support are quoted separately.
Process
How the work is delivered
Review the starting point
Review the current setup, examples of the problem and the information needed to agree the work.
Agree scope and sign-off
We agree the users, essential journeys and supported devices before selecting a native or cross-platform approach. A prototype helps confirm the scope before the build.
Deliver and review
The release plan covers realistic-device checks, backend dependencies and store preparation. Platform approvals are outside our control; maintenance and future features are separately scoped.
Hand over the next steps
Review the agreed outputs together. Confirm what your team maintains and what needs a separate ongoing arrangement.
What progress should mean
Measures that match the work
Verify core journeys, stability, permission handling and release readiness. Keep rejection follow-up and maintenance responsibilities explicit.
A record of delivery
See what was completed, reviewed and still dependent on access or approvals. Project delivery and business results are reported separately.
Clear limits in the data
We explain what can be verified and where a result is only an estimate. Contact clicks, conversations and sales are different actions.
Scope and responsibilities
You keep ownership of your business accounts and approved deliverables under the agreed contract. Any third-party licences, subscriptions or usage fees are identified before you commit.
Can an existing website become an iOS app directly?
Some content can be reused, but the mobile journey and platform requirements still need review. Clarify the functionality that requires an app and its backend dependencies. A website wrapper should not be assumed to satisfy the intended user task or current submission requirements.
Can we publish through your account?
The ownership route needs explicit agreement. A business-controlled publishing account usually makes future access and maintenance clearer.
Who supplies privacy and app-store information?
Your business confirms how the actual app handles data and approves the public statements. Development provides the implementation details needed for that review.
Do you handle App Store review?
Yes, including fixes for rejections.
How is iOS app development priced?
We quote against your goals, current setup and agreed scope. The quote separates delivery from third-party costs and ongoing support. You receive a custom quote within 2 working days.
How long does the work take?
The timeline follows the size of the agreed scope, access, content and approvals. We confirm milestones in the quote; a simple change and a full implementation need different schedules.
How will we communicate?
Your point of contact agrees a review rhythm with you. We use email, WhatsApp and scheduled calls, with decisions and scope changes recorded clearly.
What do you need to get started?
Share your current website or system, your main goal and examples of what is not working. We then agree the access and information needed for discovery.
Is everything included in the free review?
No. The free initial review helps define the next step. Detailed research, design, implementation and ongoing support are included only when stated in your quote.
Explore the related services
Let’s agree the right next step.
Tell us your goals and current setup. We’ll recommend a practical starting point and provide a custom quote.
Custom quote within 2 working days