Comparison

SMART Service Tool vs Zeus Material Management

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

Head to head
About

SMART Service Tool

This tool helps HVACR technicians quickly convert pressure to temperature and calculate superheat/subcooling using refrigerant data. It offers selectable units, customizable displays, and the ability to record and email data.

Highlights
  • Pressure to temperature conversion
  • Superheat and subcooling calculation
  • Selectable units of measure
  • Digital or analog display modes
  • Record and email data
  • Over 65 refrigerants supported
Read full description

The Parker Sporlan SMART Service Tool, along with unique Bluetooth Low Energy sensors, allows quick pressure to temperature conversion and automatic calculation of superheat and subcooling by utilizing essential refrigerant data in the app. Contractors and technicians will enjoy the user friendly design and precise calculations (based on National Institute of Standards and Technology (NIST) Refrigerant Properties). Features: • Selectable units of measure • User defined display – Display data in digital or simulated analog modes • Ability to record and e-mail data from within the app • More than 65 refrigerants (pure and mixtures) are available. The Bluetooth Low Energy sensors are offered for sale from Sporlan Division of Parker Hannifin. About Sporlan Division: From the 1947 launch of the Catch-All®, the world’s first molded core filter-drier, to today’s intricate electronic valve and controller packages, for over 80 years Sporlan has set the industry standard for the development and manufacture of leading edge HVACR components. About Parker Hannifin: Founded in 1918, Parker Hannifin Corporation is the world’s leading diversified manufacturer of motion and control technologies and systems, providing precision-engineered solutions for a wide variety of mobile, industrial and aerospace markets. About Semireg Industries: Based out of Minnesota, Semireg Industries, LLC develops award-winning software applications that integrate with hardware using Bluetooth Low Energy, WiFi and USB. Applications developed by Semireg enable users to understand complex systems with intuitive control of sensors and data visualizations.

About

Zeus Material Management

This app streamlines indirect supply chain management for MRO and PPE. It offers mobile tools for inventory tracking, cycle counting, and issuing, alongside eProcurement software for tail spend management. AI-driven inventory optimization helps reduce obsolete stock.

Highlights
  • Mobile inventory cycle counting
  • Issuing and delivery tracking
  • Industrial repair and warranty management
  • AI-enabled inventory optimization
  • eProcurement for tail spend
  • MRO expertise
  • Enterprise buying visibility
Read full description

ZEUS:Technology built expressly for indirect supply, maintenance repair & operations, and PPE. o Storeroom Technology: Mobile apps that allow accurate and timely cycle counting, issuing, picking and delivery tracking. Technology to enable the more efficient management of industrial repairs and warranties. SDI’s intelligent, AI-enabled inventory management, with 35 different modeling algorithms, helps burn-off your slow-moving inventory and prevent the further accumulation of obsolete inventory. o eProcurement software: access an extensive range of categories for tail spend, with deep expertise in MRO, in a one-stop-shop user experience that drives compliance to procurement protocol, yields enriched data for actionable insights, and provides full visibility into your enterprise buying activities with SDI leveraged pricing.

Screenshots

SMART Service Tool1 screens
Zeus Material Management4 screens

Verdict

The call

The clearest difference is review sentiment: SMART Service Tool at 75% against Zeus Material Management's 7%. SMART Service Tool also leads on rating (3.4 vs 1.3) and update cadence (every 3 weeks vs every 2 months). Zeus Material Management's advantage is ratings volume (74 vs 21) and iOS requirement (13.0 vs 26.0). On price, ads, in-app purchases and monetization model 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

SMART Service Tool holds the better App Store score, 3.4 against 1.3. Both are backed by a comparable volume of ratings — 21 and 74 respectively. Written reviews point the same way: 75% of SMART Service Tool's written reviews are positive against 7% of Zeus Material Management's.

UpkeepUpdate frequency

SMART Service Tool ships an update every 3 weeks, Zeus Material Management every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
SMART Service Tool versus Zeus Material Management: the parameters behind the verdict, then further details
ParameterSMART Service ToolZeus Material Management
PriceFreeFree
Rating3.4 (21 ratings) — better1.3 (74 ratings)
Positive reviews75.0% of reviews — better6.7% of reviews
Number of ratings2174 — better
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS26.013.0 — better
Further details — not scored
Size62 MB152 MB
Age rating4+17+
DeveloperRodrigo MirandaSDI Inc.

Customer experience

SMART Service Tool

All ratings15 ratings
Positive73.3%
Neutral6.7%
Negative20.0%
Written reviews8 reviews
Positive75.0%
Neutral12.5%
Negative12.5%

Zeus Material Management

All ratings71 ratings
Positive8.5%
Neutral0.0%
Negative91.5%
Written reviews15 reviews
Positive6.7%
Neutral0.0%
Negative93.3%

In-app purchases

None

SMART Service Tool

No in-app purchases

None

Zeus Material Management

No in-app purchases

Questions

Is SMART Service Tool free?
SMART Service Tool is free to download, with no in-app purchases.
Is Zeus Material Management free?
Zeus Material Management is free to download, with no in-app purchases.
Which has better reviews, SMART Service Tool or Zeus Material Management?
SMART Service Tool is rated higher. SMART Service Tool averages 3.4 out of 5 from 21 ratings, while Zeus Material Management averages 1.3 from 74 ratings.
Do SMART Service Tool or Zeus Material Management have ads?
Neither SMART Service Tool nor Zeus Material Management shows ads.
Which is updated more often, SMART Service Tool or Zeus Material Management?
SMART Service Tool ships an update every 3 weeks, and Zeus Material Management every 2 months. Most recently, SMART Service Tool was updated on November 1, 2026 and Zeus Material Management on November 3, 2026.

Other comparisons