Comparison

LaserCalc Mobile vs 608Log

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

LaserCalc Mobile

This app assists HVAC professionals with accurate load calculations for residential and commercial projects. It adheres to industry-standard ACCA Manual J 8th Edition guidelines, integrating data from DOE and NREL for precise results.

Highlights
  • ACCA Manual J 8th Edition compliance
  • DOE and NREL data integration
  • Professional HVAC load calculations
  • Supports contractors and engineers
Features
Read full description

Run a professional residential load calculation from the driveway, and leave with a report your customer can hold. LaserCalc is an HVAC load calculation tool for contractors, technicians, and engineers working in the United States. Calculations follow the Manual J 8th Edition methodology and draw on 2025 ASHRAE climatic design data covering thousands of US cities and weather stations. THREE WAYS TO MEASURE A HOME • Block Load — we look up the home's square footage from the address. The fastest path to a number. • Scan Rooms with Camera — walk the house and capture square footage, ceiling height, and windows as you go. • Enter Rooms Manually — full control over room size, ceiling height, exposed walls, and windows by direction. REPORTS YOU CAN HAND OVER • Shareable PDF reports, sent from your phone before you pull out of the drive • Add your company logo to every report • Heating and cooling loads with recommended capacity in BTU and tons YOUR BOOK OF BUSINESS, EVERYWHERE • Clients and load calcs save automatically and follow you across devices • Start an estimate on your phone, finish it on your tablet PRO • Room-by-room load calcs for tighter equipment sizing • Automatic room scanning with LiDAR or your camera (LiDAR requires a Pro Apple device) Available in English and Spanish. The app follows your device language, and you can switch it any time in Settings. LaserCalc is built for properties in the United States — address lookup and climate data cover the US only. Climatic Design Data © 2025 ASHRAE, www.ashrae.org. Used with permission. ASHRAE has not endorsed, reviewed, or certified this product. Final equipment selection is the responsibility of the installing contractor and should be based on manufacturer specifications. LaserCalc Pro is an auto-renewing subscription. Payment is charged to your Apple Account at confirmation of purchase, and renews unless you turn off auto-renew at least 24 hours before the period ends. Manage or cancel in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://airmatchpro.com/privacy-policy

About

608Log

Features
Read full description

The only iOS app built for EPA 608-certified HVAC technicians that generates signed, legally-compliant service records — right on the job site. AIM Act ER&R COMPLIANT — 2026 UPDATE The AIM Act expanded mandatory refrigerant logging to all systems with 15+ lbs of HFC (R-410A, R-454B, R-32, R-134a). That's thousands of rooftop units that weren't covered before January 1, 2026. 608Log handles the new threshold automatically — correct calculations, correct forms, no guesswork. WHAT EVERY TECH NEEDS ON EVERY CALL • Signed EPA compliance PDF — generated on your phone before you leave the roof • Customer signature capture — on-device, attached to every record • Auto-calculated leak rates — based on your system's full charge, every time • Repair deadline tracking — push notifications at 7 days and 2 days before your 30-day EPA clock runs out • Email record to customer — one tap after saving, satisfies the ER&R owner-notification requirement • iCloud sync — your records are on every device and accessible on demand for any inspector 7 FREE FIELD TOOLS — ALWAYS FREE • Pressure-Temperature chart (all major refrigerants) • Superheat & Subcooling calculator • A2L charge limit calculator (R-454B, R-32) • Airflow / Delta-T calculator • Electrical — capacitor & amp draw • Fixed orifice superheat • R-22 / R-404A / R-410A retrofit guide EPA violations cost up to $70,000 per day. One missing record is one violation. 608Log turns a 10-minute paperwork headache into a 3-minute step you complete before you pull off the lot. FREE PLAN — NO CREDIT CARD REQUIRED • 15 service logs per month • Full EPA compliance PDFs with signature • All 7 field tools • iCloud sync across all your devices 608LOG PRO — $9.99/MONTH OR $99.99/YEAR • Unlimited logs — no monthly cap • Invoice generation — professional PDF invoices from any service record • Unlimited maintenance scheduling — filters, belts, capacitors, coil cleaning • Company branding — your logo on every PDF and invoice • Repeat Job — one tap pre-fills from your last visit • 14-day free trial, cancel anytime BUILT FOR THE FIELD Works offline. No cell signal on the roof? Log the job anyway — syncs when you're back on the truck. Barcode scan equipment serial numbers directly from nameplates. Your EPA cert number prints on every record automatically. Covers 40 CFR §82 (Section 608), 40 CFR §84 (AIM Act ER&R), California CARB RMP 14-day repair window, and industrial process 120-day extended deadlines. 3 years of records. One app. Zero violations.Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

LaserCalc Mobile4 screens
608Log4 screens

Verdict

The call

The clearest difference is iOS requirement: LaserCalc Mobile at 15.1 against 608Log's 17.0. On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. LaserCalc Mobile sells 4 in-app purchases, starting at $9.99 per month and 608Log sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

LaserCalc Mobile ships an update every 3 weeks, 608Log monthly. The most recent releases landed on October 3, 2026 and October 2, 2026 respectively.

Scorecard1 real difference · 9 level
LaserCalc Mobile versus 608Log: the parameters behind the verdict, then further details
ParameterLaserCalc Mobile608Log
PriceFreeFree
Rating3.4 (5 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 3 weeks — betterMonthly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size85 MB9 MB
Age rating4+4+
DeveloperImogen Technologies, LLCAngela Freeman

In-app purchases

4 purchases

LaserCalc Mobile

Subscriptions3
  • Monthly7 Days trial$9.991 Month
  • Monthly Subscription7 Days trial$9.991 Month
  • LaserCalc Pro7 Days trial$49.991 Month
One-time1
  • Monthly Subscription$9.99
2 purchases

608Log

Subscriptions2
  • 608Log Pro$9.991 Month
  • 608Log Pro14 Days trial$99.991 Year

Questions

Is LaserCalc Mobile free?
LaserCalc Mobile is free to download, with in-app purchases available.
Is 608Log free?
608Log is free to download, with in-app purchases available.
Do LaserCalc Mobile or 608Log have ads?
Neither LaserCalc Mobile nor 608Log shows ads.
Which is updated more often, LaserCalc Mobile or 608Log?
LaserCalc Mobile ships an update every 3 weeks, and 608Log monthly. Most recently, LaserCalc Mobile was updated on October 3, 2026 and 608Log on October 2, 2026.

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