FieldMind vs SerialCheck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FieldMind
This AI assistant helps field technicians by providing instant access to company knowledge bases and team expertise through chat. It simplifies work orders, service calls, and repairs by offering quick answers, relevant information, and real-time guidance.
- Chat-based AI assistance
- Access company knowledge base
- Instant repair steps
- Search manuals and past tickets
- Real-time service guidance
- Generate parts lists
- View service history
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FieldMind is a chat-based AI assistant built to help every technician navigate work orders, service calls, and repairs with confidence. It gives you direct access to your company’s entire knowledge base and the proven experience of your team—all in one conversation. Your job, simplified - Chat your way to answers — ask questions about any job, and get the right fix steps instantly. - Find the most relevant information fast — FieldMind searches manuals, notes, and past tickets so you don’t have to. - Get real-time guidance during service calls to diagnose, repair, and verify your work. - Generate tools and parts lists for each job or your entire day. - View service history to see what’s been tried, what worked, and what didn’t. - Spot issues early and act before they become downtime. - Escalate issues seamlessly with all the context your support team needs. FieldMind makes every technician the best technician—putting the collective knowledge of your company right in your hands, every time you open chat. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
SerialCheck
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SerialCheck: HVAC & Water Heater Age + Model Decoder SerialCheck is a streamlined, offline-first tool designed for residential home inspectors, property managers, and service professionals. Quickly determine the age of furnaces, water heaters, and outdoor AC units by decoding manufacturer serial numbers, and extract useful model-number details where supported. Built specifically to replace unreliable web-based lookup resources, SerialCheck works in basements, crawl spaces, attics, and mechanical rooms where cell signals fail. No account required, no ads, and no report-writing clutter — just fast field information you can copy into your inspection report. KEY FEATURES: FAST AGE DECODING Translate complex manufacturer serial numbers into manufacture dates. MODEL NUMBER SPECS For supported brands, decode useful model-number details such as equipment type, nominal capacity, efficiency class, product tier, voltage, refrigerant, fuel type, water heater capacity, and tankless/tank format. 100% OFFLINE DECODING Core decoding data is stored locally on your device. No internet connection is required for normal decoding. GUIDED ENTRY Select the appliance type, choose the brand, and enter the model and serial information. COPY & SHARE Copy decoded results for easy use in inspection reports, service notes, and property records. PRIVACY-MINDED No required login, no ads, and no selling user data. SUPPORTED APPLIANCES & COVERAGE: WATER HEATERS Age decoding for major water heater brands including Rheem, Bradford White, AO Smith, Richmond, State, Kenmore, Whirlpool, American Water Heater, Reliance, Ruud, Mainstream, Navien, Rinnai, and many others. Water heater model-number Find Specs is available for supported brands such as Bradford White and Rheem. FURNACES Age decoding for major furnace brands including Carrier, Bryant, Payne, Lennox, Armstrong, Goodman, Amana, Trane, American Standard, York, Coleman, Heil, Tempstar, and more. OUTDOOR AC UNITS & HEAT PUMPS Age decoding for major outdoor HVAC brands including Goodman, Lennox, Rheem, Trane, Carrier, York, Bryant, Ruud, American Standard, and other major manufacturers. Outdoor HVAC model-number Find Specs is available for supported brands including Carrier, Goodman, Lennox, and Trane. IDEAL FOR: HOME INSPECTORS Get manufacture dates and useful equipment details for professional reports. PROPERTY MANAGERS Track appliance and HVAC equipment age across a portfolio. SERVICE PROFESSIONALS Identify unit age and basic equipment specs to support repair-or-replace conversations. Stop relying on slow, outdated websites. SerialCheck gives you fast, field-ready appliance and HVAC decoding so you can get the information you need and move on. NOTES: SerialCheck focuses on manufacturer serial-number age decoding and selected model-number specification decoding. Supported model-number details vary by brand and appliance type. Results should be verified against the equipment rating plate when needed. Bosch and Nortek-family products are currently not supported. PRIVACY SerialCheck does not require an account, contains no ads, and does not sell user data. We collect limited operational data such as device type, OS version, app version, and coarse location derived from your public IP address. This helps us understand device usage, active app versions, general app performance, and detect abuse or misuse of our systems. This data is retained for up to 90 days on servers we control. If you contact support, you may provide your name and email address so we can reply. Support emails are not used for tracking and are deleted when no longer needed, or within 2 years. SAFETY We use limited operational data to detect abuse, scraping, misuse, and other activity that could interfere with the app or our systems.
Screenshots
Verdict
The clearest difference is ads: SerialCheck at none against FieldMind's shown. SerialCheck also leads on device support (4 vs 2). FieldMind's advantage is update cadence (every 5 days vs every 3 weeks). On price, in-app purchases and iOS requirement 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. FieldMind sells 4 in-app purchases, starting at $29.99 per month and SerialCheck sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
FieldMind ships an update every 5 days, SerialCheck every 3 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | FieldMind | SerialCheck |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (9 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 5 days — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 103 MB | 35 MB |
| Age rating | 17+ | 17+ |
| Developer | FieldMind | NanoHawk |
In-app purchases
FieldMind
- FieldMind HVAC Library (Monthly)7 Days trial$29.991 Month
- FieldMind HVAC Library (Monthly)$29.991 Month
- FieldMind HVAC Library (Annual)7 Days trial$299.991 Year
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- FieldMind HVAC Library (Annual)$299.991 Year
SerialCheck
- SerialCheck Pro Monthly$0.991 Month
- SerialCheck Pro Annual$3.991 Year
- SerialCheck Pro Lifetime$19.99
Questions
Is FieldMind free?
Is SerialCheck free?
Do FieldMind or SerialCheck have ads?
Which is updated more often, FieldMind or SerialCheck?
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