Comparison

AQ Indoor vs Quad OPMS

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

Head to head
About

AQ Indoor

Features
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This app allows a user to SCAN the QR code on the front of the AQ Indoor and display data directly from the device on their mobile phone. The First page presents the CO2 value on a range that depicts air quality at that particular CO2 reading. This page also includes an Info tab that educates the user about what CO2 is and how this impacts the environment and the user. On the second page, the user is presented with the last 5 days highest CO2 value recorded. Also, on this page is the current pressure reading. Another info Tab on this page educates the user about room pressure and why this is important to their local environment.. This is a read-only application. Users can not change any values on the unit. The unit is initially set up by the installer.

About

Quad OPMS

Read full description

The Quad Operator Management System (OPMS) is used to onboard different factory operators to your shop floor. OPMS maintains a central repository of the operators giving you a comprehensive background check for different operators coming from various regions. A background check is necessary to maintain the consistency and efficiency on a shop floor. Often, there is a weak link that disrupts the ongoing plan, to mitigate such events, it is utmost necessary to safely onboard and offboard operators from the Quad OPMS.

Screenshots

AQ Indoor4 screens
Quad OPMS4 screens

Verdict

The call

The clearest difference is update cadence: Quad OPMS at every 3 months against AQ Indoor's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

AQ Indoor ships an update every 9 months, Quad OPMS every 3 months. Both last shipped on October 25, 2026.

Scorecard1 real difference ยท 5 level
AQ Indoor versus Quad OPMS: the parameters behind the verdict, then further details
ParameterAQ IndoorQuad OPMS
PriceFreeFree
Update frequencyEvery 9 monthsEvery 3 months โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod โ€” better
Requires iOS12.012.0
Further details โ€” not scored
Size33 MB36 MB
Age rating4+17+
DeveloperXCSpecAutosys Industrial Solutions Private Limited

In-app purchases

None

AQ Indoor

No in-app purchases

None

Quad OPMS

No in-app purchases

Questions

Is AQ Indoor free?
AQ Indoor is free to download, with no in-app purchases.
Is Quad OPMS free?
Quad OPMS is free to download, with no in-app purchases.
Do AQ Indoor or Quad OPMS have ads?
Neither AQ Indoor nor Quad OPMS shows ads.
Which is updated more often, AQ Indoor or Quad OPMS?
AQ Indoor ships an update every 9 months, and Quad OPMS every 3 months. Most recently, AQ Indoor was updated on October 25, 2026 and Quad OPMS on October 25, 2026.

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