HVAC Toolkit Lite vs EquipAI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HVAC Toolkit Lite
This tool assists HVAC engineers with design checks and quick calculations. It offers various tools for ducting friction loss, pipe sizing, ventilation, and heat load estimations, providing instructions and formulas for each calculation.
- Friction loss calculation
- Pipe sizing
- Ventilation calculations
- Heat load estimation
- Pump head calculation
- Fan ESP calculation
- Metric/Imperial units
- English/Arabic language support
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The HVAC ToolKit Lite is an easy-to-use app that has been created to assist HVAC engineers in checking their designs and making quick calculations and estimations. The app includes helpful calculation tools for calculating friction losses in ducting, pipe sizing, parking ventilation, staircase pressurization, and estimating heat loads, pump head, fan ESP, among others, where the user is able to enter the required inputs and is given the calculated output. Each tool also includes instructions and abbreviated formulas that have been used to calculate the results. The app can be set to metric or imperial units and/or to the English or Arabic language. Users are expected to have some knowledge and understanding of HVAC engineering in order to use the tools properly. Users are also expected to check that the results are within an acceptable range for their respective projects. If you come across any inconsistencies while using the app or have any recommendations for additional inclusions, please contact us.
EquipAI
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Transform Your HVAC Service Business with AI-Powered Inspections EquipAI Pro is the ultimate HVAC diagnostic tool that combines artificial intelligence with professional equipment management. Whether you're a technician, contractor, or property manager, our app streamlines inspections, equipment tracking, and diagnostic reporting. AI-Powered Visual Inspections • Take a photo of any HVAC equipment and get instant AI analysis • Detect issues like refrigerant leaks, electrical problems, and mechanical wear • Receive detailed diagnostic reports with severity ratings • Get actionable recommendations and maintenance suggestions • Support for photo and video inspections (Pro) Comprehensive Equipment Management • Track unlimited equipment with detailed specifications (Pro) • Store model numbers, serial numbers, and installation dates • Automatic equipment lookup by model number • Browse manufacturer catalogs for quick setup • Monitor warranty information and service history Smart Error Code Diagnostics • Look up manufacturer-specific error codes instantly • Get troubleshooting steps and repair guidance • Track error code history for each unit • Mark issues as resolved with repair notes • Build a diagnostic database over time Customer & Site Management • Organize equipment by customer and location • Store complete contact information • Quick access to call, email, or navigate to sites • Track service history per customer • Professional reporting for client communication Business Intelligence Dashboard • View critical issues at a glance • Track inspection history and trends • Monitor equipment performance metrics • Identify recurring problems across your fleet • Make data-driven maintenance decisions Direct Manufacturer Resources • Instant access to manufacturer support websites • Links to manuals, specs, and documentation • Support for all major HVAC brands including Carrier, Trane, Lennox, Rheem, Goodman, York, and more iCloud Sync & Backup (Pro) • Seamlessly sync across all your devices • Automatic backup of all inspections and equipment data • Never lose your service history Built for Professionals • Clean, intuitive interface designed for field work • Fast data entry with smart suggestions • Generate detailed inspection reports • Share findings with customers and team members • Works offline—sync when you're back online EquipAI Pro Free Features: • Up to 3 equipment items • Up to 5 inspections per equipment • Photo-based AI inspections • Error code lookup • Basic equipment management • Customer tracking EquipAI Pro Subscription: • Unlimited equipment tracking • Unlimited inspections • Video-based AI inspections • iCloud sync across devices • Priority support • Future features and updates Perfect For: • HVAC Technicians • Service Contractors • Facility Managers • Property Managers • Building Maintenance Teams • Home Inspectors Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: HVAC Toolkit Lite at none against EquipAI's 2. HVAC Toolkit Lite also leads on iOS requirement (12.0 vs 18.6). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. EquipAI sells 2 in-app purchases, starting at $0.99 per month. HVAC Toolkit Lite asks for nothing beyond the download.
HVAC Toolkit Lite ships an update every 11 days, EquipAI every 2 weeks. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.
| Parameter | HVAC Toolkit Lite | EquipAI |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 11 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 61 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Mohamad Jaber | Manoj Panicker |
In-app purchases
HVAC Toolkit Lite
No in-app purchases
EquipAI
- EquipAI Pro – Monthly$0.991 Month
- EquipAI Pro – Annual$9.991 Year









