Deltix Launches AI-Driven UX Testing Platform for iOS Apps
The new open-beta tool replaces traditional test scripts with natural language instructions executed by AI agents on local simulators.
Deltix has launched an open beta for an AI-driven UX testing platform designed to streamline how developers verify mobile app workflows. The tool allows engineers to describe testing tasks in plain English, which an AI agent then executes on a local iOS simulator to determine if a user can successfully complete a specific flow.
According to the company's landing page, the platform enables developers to "describe a task in plain English" and lets the AI determine if a real user could complete it. To ensure security and privacy, Deltix utilizes a local Mac Agent to run tests against iOS simulators, a design choice that keeps source code and app builds on the user's own machine. The platform also offers flexibility in cost management, allowing users to provide their own model keys to route inference traffic away from Deltix's internal billing.
Moving Beyond Scripted QA
The tool enters a software testing landscape currently dominated by scripted frameworks such as Appium and Playwright. While traditional quality assurance requires developers to write and maintain rigid code scripts for every possible user interaction, Deltix attempts to replace these scripts with natural language instructions and vision-based UI navigation. This shift aims to reduce the maintenance burden that typically occurs when UI changes break existing test scripts.
Impact on Development Cycles
By removing the need for complex scripting, the platform reduces the friction associated with rapid UX testing. This allows teams to perform ad-hoc verification of new features and conduct A/B testing of different designs before they reach production. To support this, Deltix includes "Playbooks" for the deterministic replay of successful test runs and an "Experiment" mode, which allows developers to compare two different app builds side-by-side to evaluate performance or design changes.
Future Roadmap
While the current open beta is limited to iOS simulators, Deltix has outlined plans to expand its capabilities. The company intends to add support for physical mobile devices and Android emulators to broaden its platform reach. Additionally, Deltix plans to release a CI CLI, which would allow these AI-driven tests to be integrated directly into continuous integration pipelines for automated deployment checks.