Comparison

Blue2 Reader vs GlacierGrid

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

Head to head
About

Blue2 Reader

Wirelessly capture temperature readings from compatible Emerson Cooper-Atkins devices using Bluetooth. View real-time data, toggle between Fahrenheit and Celsius, and manage device settings like auto shut-off and battery level.

Highlights
  • Wireless temperature capture
  • Real-time data display
  • Fahrenheit/Celsius toggle
  • Auto shut-off settings
  • Device battery level indicator
  • Firmware updates
Features
Read full description

Blue2 Reader - the app that lets you unleash the capabilities of Emerson Cooper-Atkins Blue2 family of devices! Wirelessly capture temperature readings from any type K thermocouple probe - right from your mobile device! *Requires a bluetooth-capable device from Emerson Cooper-Atkins (Blue2, Blue2-D, Blue2-DIR, Multi-Function Thermometer) and a type K thermocouple probe (purchased separately). - Connects with Emerson Cooper-Atkins line of Blue2 and MFT instruments using Bluetooth Low Energy for fast, robust connections. - Continuously displays accurate temperature readings that can be updated: every 1 to 5 seconds for Blue2, and every 1 to 60 seconds for Blue2-D and Blue2-DIR. - Quickly toggle between Fahrenheit and Celsius for the Blue2 instrument; this can be done directly from the Blue2-D, Blue2-DIR, and MFT instruments. - Capture temperature readings with the touch of a button - from the Blue2 instruments or the mobile device. - Conserve battery life with user-selectable auto shut off (after 1 to 30 minutes of inactivity on the Blue2 and after 1-60 minutes on the Blue2-D, Blue2-DIR, and MFT). - Displays the charge level of the Blue2 instruments - no guesswork! Blue2 Reader is intended to demonstrate the capabilities of Emerson Cooper-Atkins Blue2 devices for the purpose of evaluating the hardware. Additionally, the new Blue2 Reader app can be used by app developers to explore the GATT database on the Blue2 family of devices and can also be used to update the firmware on the Blue2-D, Blue2-DIR, and MFT.

About

GlacierGrid

Monitor refrigeration and HVAC systems to prevent food waste and reduce energy consumption. Receive real-time alerts for temperature issues and make adjustments remotely to ensure compliance and optimize performance.

Highlights
  • Real-time temperature and humidity monitoring
  • Customizable alert notifications
  • Temporary HVAC setpoint adjustments
  • Temperature logbooks for compliance
  • Equipment performance insights
  • Team and user management
Features
Read full description

GlacierGrid Cooling Intelligence Platform (GCIP) prevents food waste with refrigeration monitoring and reduces electricity bills by optimizing energy consumption of HVACs and refrigerators. Both efforts result in lower CO2 emissions.  With GlacierGrid's mobile app it’s fast and easy to manage daily operations, make HVAC temperature adjustments, and reduce food spoilage by taking action when alerts occur. Leading brands like McDonald, TGI Fridays, and Dominos rely on GlacierGrid for energy management and refrigeration monitoring. This app includes popular features such as: • Real-time temperature and humidity monitoring • Customizable alert notifications when issues occur • Temporary HVAC setpoint adjustments • Temperature logbooks for compliance reports • Equipment performance review and insights • Team and user management • Easy plug-and-play onboarding If your employer already has an account, simply download the app and sign in to access your company's content. About GlacierGrid: GlacierGrid’s mission is to reduce CO2 emissions by helping customers prevent food waste and reduce their electricity bills. Thousands of customers trust us with their refrigeration monitoring and energy management needs.

Screenshots

Blue2 Reader3 screens
GlacierGrid4 screens

Verdict

The call

The clearest difference is rating: GlacierGrid at 4.5 against Blue2 Reader's 2.6. GlacierGrid also leads on ratings volume (459 vs 5) and update cadence (every 3 weeks vs every 3 months). Blue2 Reader's advantage is iOS requirement (8.0 vs 18.0). 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

GlacierGrid holds the better App Store score, 4.5 against 2.6. That said, the two scores are not equally well evidenced: GlacierGrid has 459 ratings behind it against 5, so its average is the more settled of the two.

UpkeepUpdate frequency

Blue2 Reader ships an update every 3 months, GlacierGrid every 3 weeks. The most recent releases landed on September 24, 2026 and October 8, 2026 respectively.

Scorecard4 real differences · 6 level
Blue2 Reader versus GlacierGrid: the parameters behind the verdict, then further details
ParameterBlue2 ReaderGlacierGrid
PriceFreeFree
Rating2.6 (5 ratings)4.5 (459 ratings) — better
Positive reviews—73.3% of reviews
Number of ratings5459 — better
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.0 — better18.0
Further details — not scored
Size59 MB27 MB
Age rating4+4+
DeveloperCooper-Atkins CorporationGlacierGrid Inc.

Customer experience

Blue2 Reader

All ratings5 ratings
Positive40.0%
Neutral0.0%
Negative60.0%

GlacierGrid

All ratings459 ratings
Positive89.3%
Neutral2.2%
Negative8.5%
Written reviews15 reviews
Positive73.3%
Neutral0.0%
Negative26.7%

In-app purchases

None

Blue2 Reader

No in-app purchases

None

GlacierGrid

No in-app purchases

Questions

Is Blue2 Reader free?
Blue2 Reader is free to download, with no in-app purchases.
Is GlacierGrid free?
GlacierGrid is free to download, with no in-app purchases.
Which has better reviews, Blue2 Reader or GlacierGrid?
GlacierGrid is rated higher. Blue2 Reader averages 2.6 out of 5 from 5 ratings, while GlacierGrid averages 4.5 from 459 ratings.
Do Blue2 Reader or GlacierGrid have ads?
Neither Blue2 Reader nor GlacierGrid shows ads.
Which is updated more often, Blue2 Reader or GlacierGrid?
Blue2 Reader ships an update every 3 months, and GlacierGrid every 3 weeks. Most recently, Blue2 Reader was updated on September 24, 2026 and GlacierGrid on October 8, 2026.

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