Comparison

Smart Flow Meter vs Omni CFM Calculator

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

Head to head

Calculate CFM, ACH & Filters

Free

🔧 Utilities

No ratingsView app →

About

Smart Flow Meter

Features

Read full description

The main function of the Smart Flow Meter APP is to provide convenient and fast services for fuel supplier owners. Its main functions include viewing data reports, querying user cards, and other corresponding configuration management

About

Omni CFM Calculator

Features

Read full description

Easily calculate CFM and ACH, and find the right filters for your negative air machines. Built for contractors, healthcare construction pros, and clean air specialists. Features: -CFM Calculator -ACH Calculator -Filter Finder by size and machine compatibility

Screenshots

Smart Flow Meter4 screens

Omni CFM Calculator3 screens

Verdict

The call

The clearest difference is iOS requirement: Smart Flow Meter at 11.0 against Omni CFM Calculator's 14.0.0. On price, 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

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

Scorecard1 real difference · 5 level

Smart Flow Meter versus Omni CFM Calculator: the parameters behind the verdict, then further details
Parameter	Smart Flow Meter	Omni CFM Calculator
Price	Free	Free
Update frequency	Every 3 weeks	—
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	11.0 — better	14.0.0
Further details — not scored
Size	21 MB	34 MB
Age rating	17+	4+
Developer	洪义戴	Omni CleanAir