IN THE FIELD GUIDE
p99
p99.studio
p99.studio is a senior engineering studio specializing in mobile app development for iOS and macOS using Swift and SwiftUI, leveraging AI coding agents under senior engineer supervision to deliver projects quickly and with quality. They also handle inherited codebases, backend, AI/LLM systems, and distributed systems, offering same-day fixes and clear ownership of code to clients.
THE PRODUCT, BEYOND THE PITCH
Automatically researched · Not editorially reviewed · Sources checked Sep 11, 2026
A good fit for
- Clients needing fast, high-quality mobile app development with AI-assisted coding and senior engineer oversight.
- Clients requiring urgent fixes and same-day help for production issues or critical deadlines.
Know the limitations
Not confirmed yet.
What you can do
- Developing new native iOS and macOS mobile applications end to end, from design to App Store shipping.
- Taking over and improving existing or half-finished codebases, including inherited apps and systems with missing original authors.
Features
- Use of fleets of AI coding agents to handle scaffolding, tests, refactors, and store metadata.
- Senior engineers direct and review every design call and merged code line to ensure quality.
- Automated test suites gate every build to maintain quality before App Store submission.
Integrations
Not confirmed yet.
Platforms & data export
Not confirmed yet.
THE COST FOR YOUR TEAM
Go beyond the starting price.
Published plan prices for your team size and usage. Results update as you type. Taxes, currency conversion and unlisted add-ons are excluded, and anything the source did not state is called out rather than guessed.
Known monthly subtotal
$0.00/month
1 of 1 tools could not be priced with these inputs, so this is not the full cost.
| Tool / plan | Monthly | Per year | What this assumes |
|---|---|---|---|
| No pricing recorded yet. Check the official site, or ask the owner to add it. | |||
A practical workflow
- A first working build is usually delivered in days, with a shippable version landing in weeks rather than quarters, depending on project scope.
- AI coding agents handle routine coding tasks while senior engineers direct and review all work to maintain quality.
- Tests and reviews gate each merge to ensure the build is stable and reliable before shipping to the App Store.
Based on the sources below. Editorial review does not imply hands-on product testing.
Alternatives to explore
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