Deltix
Deltix is an AI-driven mobile app testing service: describe a task in plain English and a local agent runs it on an iOS Simulator on your Mac to verify whether a real user could complete it, with screenshots and a replayable run record.
β Pros / Advantages
- β’ Plain-English task to AI agent executes it on a local iOS Simulator (source/build never leave your Mac)
- β’ Three modes: Task (try once), Playbook (save & replay deterministically on every build), Experiment (compare two builds)
- β’ Captures step-by-step screenshots and a run record you can review, replay, or delete
- β’ Bring-your-own model key to route inference off Deltix's bill; privacy-by-default local execution
- β’ Roadmap: physical devices, Android, CLI for CI (GitHub Actions/GitLab/CircleCI), React Native/Flutter
β Cons / Limitations
- β’ Currently iOS Simulator only β physical devices and Android are still on the roadmap
- β’ Cloud account stores run records/screenshots (deletable, but not fully local)
- β’ Open beta: pricing after beta and CI/CLI availability are not yet committed
π° Pricing Plans
Free (Open Beta, no credit card)
Pricing details are gathered from public sources and are subject to change. Please visit the official website for real-time rates.
Last updated: July 2026 Β· 9bests editorial review
β Who should use Deltix
- β’ Plain-English task to AI agent executes it on a local iOS Simulator (source/build never leave your Mac)
- β’ Three modes: Task (try once), Playbook (save & replay deterministically on every build), Experiment (compare two builds)
- β’ Captures step-by-step screenshots and a run record you can review, replay, or delete
- β’ Bring-your-own model key to route inference off Deltix's bill; privacy-by-default local execution
- β’ Roadmap: physical devices, Android, CLI for CI (GitHub Actions/GitLab/CircleCI), React Native/Flutter
β οΈ Who should look elsewhere
- β’ Currently iOS Simulator only β physical devices and Android are still on the roadmap
- β’ Cloud account stores run records/screenshots (deletable, but not fully local)
- β’ Open beta: pricing after beta and CI/CLI availability are not yet committed
π― Common use cases
Autocompleting and refactoring code
Multi-file AI edits
Debugging and test generation
βοΈ Deltix vs Cursor
| Deltix | Cursor | |
|---|---|---|
| Rating | 4.2/5 | 4.8/5 |
| Pricing | Free (Open Beta, no credit card) | Free / $20/mo |
| Key strength | Plain-English task to AI agent executes it on a local iOS Simulator (source/build never leave your Mac) | Best AI code editor |
See the full head-to-head in our Deltix vs Cursor comparison.
β Frequently asked questions
Is Deltix free?
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Deltix offers a free tier (Free (Open Beta, no credit card)). Paid plans unlock higher limits and advanced features.
What is Deltix best for?
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Deltix is best for Plain-English task to AI agent executes it on a local iOS Simulator (source/build never leave your Mac) and Three modes: Task (try once), Playbook (save & replay deterministically on every build), Experiment (compare two builds). Deltix is an AI-driven mobile app testing service: describe a task in plain English and a local agent runs it on an iOS Simulator on your Mac to verify whether a real user could complete it, with screenshots and a replayable run record.
How does Deltix compare to Cursor?
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Deltix (4.2/5) and Cursor (4.8/5) serve overlapping needs. Deltix stands out for Plain-English task to AI agent executes it on a local iOS Simulator (source/build never leave your Mac), while Cursor is stronger at Best AI code editor. Choose based on your priority.
π Top Alternatives to Deltix
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