Comparison

Flow Rate Converter vs CoolDing

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

Head to head
About

Flow Rate Converter

This utility app calculates flow rates in milliliters per hour based on substance concentration and dosage. It can also determine the required dosage for a set flow rate. Features a user-friendly interface and an iPad widget for quick calculations.

Highlights
  • Calculate flow rate in ml/h
  • Determine required dosage
  • User-friendly Picker interface
  • iPad widget for quick access
  • Specialized for concentration and dosage
Features
Read full description

Flow Rate Converter is a specialized tool designed to calculate the rate of flow in milliliters per hour, given the concentration of a substance at a specific dosage. Furthermore, it possesses the capability to determine the dosage required at a predetermined flow rate. The user-friendly Picker interface ensures seamless operation, and the Widget on iPad makes it even easier to calculate flow rates.

About

CoolDing

Features
Read full description

To operate your Plugwise CoolDing, you use the CoolDing app. With the app you can operate your air conditioner from anywhere and at any time you want. You simply record the desired commands from the remote control of your air conditioner and play these commands in the CoolDing app to operate your air conditioner. This allows you to use all functions of your air conditioner by using the CoolDing app. CoolDing is universal and works with every brand and type of air conditioner, as long as they are controlled by an infrared controller. You can also easily create a time schedule in the app which allows you to turn your air conditioner on or off or raise or lower the temperature whenever you want it to. Using CoolDing guarantees a longer life span and less maintenance of your air conditioner. This way you will always have a comfortable indoor climate and save energy at the same time. You can also control multiple air conditioner units from the CoolDing app.

Screenshots

Flow Rate Converter4 screens
CoolDing4 screens

Verdict

The call

The clearest difference is price: CoolDing at Free against Flow Rate Converter's $0.99. CoolDing also leads on iOS requirement (5.1.1 vs 15.6). On update cadence, ads, in-app purchases and device support 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

CoolDing is free to download; Flow Rate Converter costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Flow Rate Converter ships an update every 7 months, CoolDing every 9 months. The most recent releases landed on October 19, 2026 and October 12, 2026 respectively.

Scorecard2 real differences · 8 level
Flow Rate Converter versus CoolDing: the parameters behind the verdict, then further details
ParameterFlow Rate ConverterCoolDing
Price$0.99Free — better
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 7 months — betterEvery 9 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.65.1.1 — better
Further details — not scored
Size6 MB39 MB
Age rating4+4+
DeveloperJohan van der VyverAnna Technology B.V.

In-app purchases

None

Flow Rate Converter

No in-app purchases

None

CoolDing

No in-app purchases

Questions

Is Flow Rate Converter free?
Flow Rate Converter costs $0.99, with no in-app purchases.
Is CoolDing free?
CoolDing is free to download, with no in-app purchases.
Do Flow Rate Converter or CoolDing have ads?
Neither Flow Rate Converter nor CoolDing shows ads.
Which is updated more often, Flow Rate Converter or CoolDing?
Flow Rate Converter ships an update every 7 months, and CoolDing every 9 months. Most recently, Flow Rate Converter was updated on October 19, 2026 and CoolDing on October 12, 2026.

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