Short answer: Premium is the full AI diagnostic platform — unlimited ARIA, vehicle memory, reports, and a view-only web dashboard. PRO is the business layer on top — everything in Premium plus ARIA Web Chat from any browser, unlimited branded reports with your shop logo, repair estimates, maintenance schedules, an AI report editor, and vehicle intelligence. PRO turns every scan into a customer-ready service document.
Premium
- Unlimited ARIA AI diagnostic conversations
- Vehicle memory — ARIA remembers each car across sessions
- Autonomous PID selection — ARIA picks which sensors to watch
- PDF diagnostic reports (in-app)
- Web dashboard — view your diagnostic history, conversations, and reports from any browser
- Diagnostic history and trend analysis
- 220+ sensor parameters
- Cross-device sync (iOS, Android, Windows)
- Visual repair assistant with videos
- Vehicle recalls and comparison tools
- EU VIN/Chassis decoding
Premium is the full ARIA experience for working techs and serious owners — everything the AI can do, on every device you own.
PRO
Everything in Premium, plus:
- ARIA Web Chat — talk to ARIA from any browser, drop in photos, inspection reports, and repair estimates. Scan in the bay, continue at the desk
- Unlimited branded PDF reports — your shop logo, name, phone, email, and address on every report. No caps
- Repair cost estimates in reports — parts and labor pricing injected into diagnostic reports
- Maintenance schedule injection — manufacturer-recommended service intervals by mileage, included in reports
- AI Report Editor — generate, review, and edit reports with AI assistance from any browser
- Web report generation — create and finalize reports from the web dashboard, not just the app
- 4 Report Types: Emissions, Diagnostic, Pre-Purchase, Estimate
- Vehicle Intelligence Tabs (7 data sources):
- Market Value — trade-in, private party, dealer retail pricing
- Title Check — salvage, flood, lemon, odometer records
- Auction History — wholesale auction sale records with photos
- Warranty — factory warranty terms and coverage
- Maintenance Schedule — manufacturer-recommended service intervals
- Common Repairs — known issues with cost estimates
- Sales History — past sale prices and conditions
- Vehicle intelligence injection — include market value, title, warranty, and maintenance data in reports (opt-in per report)
- Shop Profile & Branding — configure once, applied to every report automatically
- Cloud report storage — every report saved permanently, accessible from any browser
- Gen 2 hardware included — Bluetooth 5.0, 25K80 chip, supports ISO + SAE J1850 PWM/VPW protocols for older US vehicles
PRO is built for shops, mobile mechanics, and independent technicians who need professional documentation that justifies diagnostic fees and builds customer trust.
The 7 PRO vehicle intelligence tabs, each marked with a PRO badge
Quick Comparison
| Feature | Premium | PRO |
|---|---|---|
| ARIA AI Conversations | Unlimited | Unlimited |
| Vehicle Memory (ARIA remembers each car) | Yes | Yes |
| Live Data & Gauges (220+ parameters) | Yes | Yes |
| DTC Read/Clear | Yes | Yes |
| Emissions Readiness | Yes | Yes |
| Autonomous PID Selection | Yes | Yes |
| Visual Repair Assistant | Yes | Yes |
| Cross-Device Sync | Yes | Yes |
| PDF Reports | Yes (in-app) | Unlimited, branded |
| Web Dashboard | View-only (history, conversations, reports) | Full interactive |
| ARIA Web Chat (chat from any browser) | No | Yes |
| Web Chat Attachments (photos, documents) | No | Yes |
| AI Report Editor | No | Yes |
| Repair Cost Estimates in Reports | No | Yes |
| Maintenance Schedule Injection | No | Yes |
| Web Report Generation | No | Yes |
| Shop Branding on Reports | No | Yes |
| Vehicle Intelligence Tabs | No | Yes (7 tabs) |
| Vehicle Intelligence in Reports | No | Yes |
| Cloud Report Storage | No | Yes |
| Hardware Included | Gen 1 | Gen 2 |
Premium gives you full AI diagnostics and vehicle memory; PRO adds the business layer — Web Chat, branded reports, estimates, and vehicle intelligence
Can I Upgrade From Premium to PRO?
Yes. Start with the store that manages your current subscription. For a direct OBDAI subscription purchased on or after June 6, 2026, sign in to My Account → Subscriptions with your store login and password to see the available options. For an app-store purchase, manage it through that app store.
If you have prepaid access (Amazon or a direct OBDAI purchase before June 6, 2026), contact support@obdai.app for help choosing the appropriate PRO purchase. Do not assume buying or activating another license cancels existing billing. See the subscription and prepaid guide.
Related Articles
- What Is the PRO Web Dashboard?
- What Are the PRO Vehicle Intelligence Tabs?
- How Do I Generate a Report in the Dashboard?
Questions? support@obdai.app