Comparison

Ref Tools vs ServiceTitan Mobile

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

Head to head
About

Ref Tools

This app provides HVACR technicians with essential tools and information for field service. It includes refrigerant calculators, troubleshooting guides, product finders, and access to spare parts. Listen to educational podcasts to enhance your knowledge on the go.

Highlights
  • Refrigerant Slider for P/T calculations
  • Solenoid valve coil testing tool
  • Refrigeration system troubleshooting guide
  • Product data finder
  • Spare parts ordering
  • Low-GWP refrigerant comparison
  • TXV Superheat optimization
  • Educational podcasts
Features
Read full description

Get the guidance, support, information, and tools you need—on the job and in the field. Ref Tools is a free, powerful app that contains essential tools every HVACR technician needs in their digital toolbelt. Ref Tools offers a collection of useful air conditioning and refrigeration tools: Refrigerant Slider As a featured part of Ref Tools, you get all the features and functionality that made Refrigerant Slider a hit with millions of installers around the world. Quickly calculate pressure/temperature ratios and find essential information on over 80 refrigerants. Magnetic Tool Test and troubleshoot solenoid valve coils quickly and easily. Troubleshooter Get help diagnosing issues in refrigeration systems, so you can quickly identify symptoms and find recommended solutions. Product Finder Find extensive product-related data in one place. Search by product code number or product category to access and share product specifications, documentation, visuals, and more. Spare Parts Access and order an extensive list of Danfoss spare parts and service kits for air conditioning and refrigeration applications. Low-GWP Tool Find and compare climate-friendly refrigerants for retrofitting by checking compatibility with the TXV. TXV Superheat Tuner Optimize superheat in less than 15 minutes. Using advanced algorithms, TXV Superheat Tuner provides valve-specific adjustment recommendations. Podcasts The workday can be full and the road long, so Ref Tools also provides you with some educational entertainment. You can listen to podcasts, including the popular Chilling with Jens podcast, directly in the app. So, take a break and chill out a bit while learning something new about refrigeration. More about Refrigerant Slider Refrigerant Slider, now a part of Ref Tools, helps you quickly calculate the pressure-to-temperature ratio for more than 80 refrigerants, including natural refrigerants such as ammonia and transcritical CO2. Refrigerant Slider also provides you with information about each refrigerant, including Global Warming Potential (GWP) and Ozone Depleting Potential (ODP). You can switch between the IPCC AR4 and AR5 values, where AR4 values are used in relation to the European F-Gas regulations. Refrigerant Slider’s P/T calculations use extended curve–fitting models based on Refprop 10 results. You can also see both dew and bubble point for refrigerants with glide. Streamline your workflow Ref Tools goes beyond just providing quick access to helpful tools; it helps you save time by allowing you to track your most visited service sites and save unique settings for each one. Simplify each service call with ease. Feedback Your input matters – we would love to hear it from you. We're committed to continuously improving Ref Tools to meet your needs. If you encounter a bug or have a feature suggestion, please use the in-app feedback function available in Settings. Alternatively, you can reach us via email at coolapp@danfoss.com. Danfoss Climate Solutions At Danfoss Climate Solutions, we engineer energy-efficient solutions to help the world get more out of less. Our innovative products and solutions enable a decarbonized, digital, and more sustainable tomorrow, and our technology supports a cost-efficient transition to renewable energy sources. With a strong foundation in quality, people, and the climate, we drive the energy, refrigerant, and food system transitions needed to achieve climate goals. Read more about us at www.danfoss.com. Terms and Conditions apply for use of the app.

About

ServiceTitan Mobile

This app empowers plumbing, HVAC, and electrical contractors to enhance customer interactions and boost sales. It provides tools for dispatching, estimating, payment collection, and presenting options, streamlining technician workflows for improved business outcomes.

Highlights
  • Customer experience enhancement
  • Sales performance improvement
  • Technician workflow optimization
  • Dispatching capabilities
  • Estimate building
  • Payment collection
  • Multi-option presentation
Features
Read full description

ServiceTitan Mobile 3.0 helps plumbing, HVAC, and electrical contractors deliver an exceptional customer experience while driving sales and business results. Built from the ground up, Mobile 3.0 incorporates best-in-class practices and a beautiful, user-centric design to power technician's day-to-day performance. With the ability to dispatch, build estimates, present multiple options, collect payment, and much, much more, Mobile 3.0 allows technicians to lead customers through an enhanced sales experience that will result in positive reviews and repeat business. ServiceTitan Mobile 3.0 app uses the Location Background mode. Continued use of GPS running in the background can dramatically decrease battery life.

Screenshots

Ref Tools4 screens
ServiceTitan Mobile4 screens

Verdict

The call

The clearest difference is rating: Ref Tools at 3.9 against ServiceTitan Mobile's 2.9. Ref Tools also leads on review sentiment (58% vs 19%) and iOS requirement (15.0 vs 17.0). ServiceTitan Mobile's advantage is ratings volume (1.7K vs 52). 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Ref Tools holds the better App Store score, 3.9 against 2.9. That said, the two scores are not equally well evidenced: ServiceTitan Mobile has 1.7K ratings behind it against 52, so its average is the more settled of the two. Written reviews point the same way: 58% of Ref Tools's written reviews are positive against 19% of ServiceTitan Mobile's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

Scorecard4 real differences · 6 level
Ref Tools versus ServiceTitan Mobile: the parameters behind the verdict, then further details
ParameterRef ToolsServiceTitan Mobile
PriceFreeFree
Rating3.9 (52 ratings) — better2.9 (1.7K ratings)
Positive reviews57.6% of reviews — better19.1% of reviews
Number of ratings521.7K — better
Update frequencyEvery 5 weeksEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size98 MB253 MB
Age rating4+4+
DeveloperDanfoss A/SServiceTitan Inc.

Customer experience

Ref Tools

All ratings52 ratings
Positive73.1%
Neutral3.8%
Negative23.1%
Written reviews66 reviews
Positive57.6%
Neutral7.6%
Negative34.8%

ServiceTitan Mobile

All ratings1,654 ratings
Positive44.7%
Neutral6.7%
Negative48.5%
Written reviews235 reviews
Positive19.1%
Neutral10.6%
Negative70.2%

User reviews

Ref Tools

From 52 App Store ratings

What we love

  • 👍 Useful tool for HVAC/R techs
  • 👍 Great idea for an app
  • 👍 Best refrigeration and hvac app
  • 👍 Useful App for HVACR
  • 👍 Brilliant app

Room to improve

  • 🐛 Crashes instantly on launch
  • 🐛 App won’t open on iPhone
  • 🐛 Flashes up and disappears
  • 🐛 Cannot open app
  • 🐛 Immediately shuts off

ServiceTitan Mobile

From 1.7K App Store ratings

What we love

  • 🚀 Lightning-fast app
  • 👍 User-friendly interface
  • 🚀 Streamlines workflow
  • 🚀 Efficient dispatching and invoicing
  • 👍 Great for residential service

Room to improve

  • 🐛 Frequent crashes and glitches
  • 🔋 Battery drain issues
  • 👎 Difficult to navigate on mobile
  • 👎 Clunky and unintuitive
  • 👎 Unreliable syncing and data loss

Bugs and requests

Ref Tools

Reported bugs

27 issues
  • CRASHED instantly on Mac Mini M4
  • App won’t open on iPhone
  • App flashes up and disappears
  • Cannot open app
  • Immediately shuts off since recent release
Show 22 more
  • Crash au lancement since update
  • Will not save to Home Screen
  • Incorrect PT Charting for r134a
  • Information doesn’t slide down
  • Crashes on iOS12.1.4
  • App won’t open since previous update
  • List of refrigerants shifted upwards on iPhone 10
  • Stuck on R134a, needs update for current iOS
  • R744A only goes to 60 psi
  • Scale did not go low enough for deep vacuum
  • Missing R22 on Apple version
  • Missing R717 (Ammonia)
  • Missing R-22
  • Missing R124a
  • No longer lists Ammonia
  • Missing Refrigerants since app update
  • Missing Ammonia and CO2
  • r410a is missing since update
  • Removed r22, 410a, and 407c
  • Refrigerants missing now
  • Removed slider for ammonia
  • Scale doesn't go into vacuum

Requested features

18 requests
  • More residential AC information
  • Troubleshooter for Residential & Commercial
  • Add SP22 refrigerant
  • Add R-11 refrigerant
  • Add R-123 range down to 40 degrees
Show 13 more
  • Add R744 and R744A to 0 psia
  • Scale to go lower for R-123 vacuum
  • Add R410a
  • Add R407c
  • Add R404A
  • Add R22
  • Add R124a
  • Add Ammonia
  • Add CO2
  • Add R717 (Ammonia)
  • Scale going higher on CO2
  • Setting for high altitude
  • Scale to go into vacuum

ServiceTitan Mobile

Reported bugs

5 issues
  • App freezes and crashes frequently
  • Syncing issues leading to data loss
  • Zooming and navigation problems
  • Inconsistent performance across devices
  • Login and password reset issues

Requested features

6 requests
  • Add ability to upload more photos at once
  • Improve equipment management features
  • Integrate location notes and blueprints
  • Optimize interface for smaller screens
  • Add dark mode option
Show 1 more
  • Improve stability and reduce crashes

In-app purchases

None

Ref Tools

No in-app purchases

None

ServiceTitan Mobile

No in-app purchases

Questions

Is Ref Tools free?
Ref Tools is free to download, with no in-app purchases.
Is ServiceTitan Mobile free?
ServiceTitan Mobile is free to download, with no in-app purchases.
Which has better reviews, Ref Tools or ServiceTitan Mobile?
Ref Tools is rated higher. Ref Tools averages 3.9 out of 5 from 52 ratings, while ServiceTitan Mobile averages 2.9 from 1.7K ratings.
Do Ref Tools or ServiceTitan Mobile have ads?
Neither Ref Tools nor ServiceTitan Mobile shows ads.
Which is updated more often, Ref Tools or ServiceTitan Mobile?
Ref Tools ships an update every 5 weeks, and ServiceTitan Mobile every 5 weeks. Most recently, Ref Tools was updated on October 7, 2026 and ServiceTitan Mobile on October 13, 2026.

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