Comparison

dBMeter Pro vs Pipe Pressure drop calculator

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

Head to head
About

dBMeter Pro

This application transforms your iPhone into a sound level meter for analyzing ambient noise or testing audio equipment. It offers dual-input measurement, a contextual reference guide, and long-term data logging up to 12 hours. Data can be exported for further analysis.

Highlights
  • Dual-input measurement
  • Contextual reference guide
  • Long-term data logging
  • CSV data export
  • External microphone support
Read full description

Transform your iPhone into a powerful sound level meter with dBMeter Pro. Whether you are analyzing ambient noise, testing audio equipment, or simply curious about your environment, dBMeter Pro delivers accurate decibel readings with an intuitive interface. Key Capabilities: - Dual-Input Measurement: Seamlessly switch between the iPhone’s built-in microphone for quick checks or connect external measuring microphones for enhanced precision. - Contextual Reference Guide: Don’t just read numbers—understand them. Our visual reference view compares current noise levels to real-world examples (like a library, traffic, or a rock concert) for instant context. - Long-Term Data Logging: Need to monitor noise over time? Record up to 12 hours of continuous samples. - Data Export: Easily export your sessions as CSV files for deep-dive analytics and archiving. Important Note: While dBMeter Pro has been calibrated using professional-grade equipment to ensure high accuracy, it is intended for personal and educational use only. It should not be used as a substitute for certified industrial equipment for professional or legal measurements. The author assumes no liability for damages arising from the use of this software.

About

Pipe Pressure drop calculator

Features
Read full description

Easily calculate pipe pressure drop, friction loss, and liquid velocity using the Darcy–Weisbach equation. This app is designed for engineers, plumbers, HVAC designers, and fluid mechanics students who need fast and accurate results for fluid flow in pipes. Features : - Choose from 76 pipe materials (steel, copper, PVC, and more) - Select from 58 types of liquids (water, oil, chemicals, etc.) - Pipe diameters up to 84 inches (2100 mm) supported - Calculate pressure loss, velocity, and head loss in seconds - Useful for pipeline design, hydraulic systems, and industrial applications Whether you’re working on plumbing design, HVAC systems, industrial pipelines, or academic projects, this app gives you a reliable way to calculate fluid flow and optimize your designs. Download now and make pipe pressure loss calculations faster, easier, and more accurate. In-app purchase Details: Lifetime Access for ads free version Privacy Policy : https://applicationcontent.wordpress.com/privacy-policy/ Terms of use : https://applicationcontent.wordpress.com/terms-of-use/

Screenshots

dBMeter Pro4 screens
Pipe Pressure drop calculator4 screens

Verdict

The call

The clearest difference is price: Pipe Pressure drop calculator at Free against dBMeter Pro's $5.99. Pipe Pressure drop calculator also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.6). dBMeter Pro's advantage is in-app purchases (none vs 1). On update cadence and ads 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

Pipe Pressure drop calculator is free to download; dBMeter Pro costs $5.99 up front. Pipe Pressure drop calculator sells 1 one-off in-app purchase. dBMeter Pro asks for nothing beyond the download.

UpkeepUpdate frequency

dBMeter Pro ships an update every 5 months, Pipe Pressure drop calculator every 3 months. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.

Scorecard4 real differences · 6 level
dBMeter Pro versus Pipe Pressure drop calculator: the parameters behind the verdict, then further details
ParameterdBMeter ProPipe Pressure drop calculator
Price$5.99Free — better
Rating5.0 (2 ratings) — better—
Positive reviews56.7% of reviews—
Number of ratings2 — better—
Update frequencyEvery 5 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.613.0 — better
Further details — not scored
Size6 MB61 MB
Age rating4+4+
DeveloperMatthias SchorerAshvin Kevadiya

In-app purchases

None

dBMeter Pro

No in-app purchases

1 purchases

Pipe Pressure drop calculator

One-time1
  • Lifetime Premium$7.99

Questions

Is dBMeter Pro free?
dBMeter Pro costs $5.99, with no in-app purchases.
Is Pipe Pressure drop calculator free?
Pipe Pressure drop calculator is free to download, with in-app purchases available.
Do dBMeter Pro or Pipe Pressure drop calculator have ads?
Neither dBMeter Pro nor Pipe Pressure drop calculator shows ads.
Which is updated more often, dBMeter Pro or Pipe Pressure drop calculator?
dBMeter Pro ships an update every 5 months, and Pipe Pressure drop calculator every 3 months. Most recently, dBMeter Pro was updated on October 18, 2026 and Pipe Pressure drop calculator on October 10, 2026.

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