Comparison

Measure Angles vs Fire Pump Calc

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

Head to head
About

Measure Angles

This app transforms your device into a versatile measuring tool. It offers precise angle readings with a digital protractor and bubble level, along with AR-powered distance and volume measurements. Ideal for professionals, DIY enthusiasts, and everyday tasks requiring accuracy.

Highlights
  • Digital protractor for angle measurement
  • Bubble level for surface flatness
  • AR-powered distance and volume estimation
  • Integrated ruler and tape measure
  • Compass and altimeter
  • Timer and audio meter
Features
Read full description

Measure Angles – Bubble Level turns your device into a powerful and versatile tool for precise angle measurement. It includes both a digital protractor and a bubble level, making it perfect for professionals, makers, and everyday users who need accurate angle readings for any task. Since 2016, Measure Angles - Bubble Level has been trusted by over 1.5 Milion users worldwide, this app combines advanced AR technology with a wide range of measurement tools to ensure accurate results in any situation — all with a simple tap on your screen. Key features: -2D Level Mode (Surface Level / Bubble Mode) – Measures the flatness or inclination of a surface, like a traditional spirit level. -Protractor Mode (Angle Finder / Protractor) – Measures angles between objects or surfaces accurately. -LED – Activates the device’s flashlight for visibility in dark environments. -Compass – Displays cardinal directions using the device’s built-in magnetic sensor. -Protractor – Another tool for measuring angles, useful for precise alignment tasks. -Ruler – Allows you to measure small distances directly on your device’s screen. -Camera Ruler – Uses the camera and AR to estimate real-world distances. -Timer – Multiple countdowns and stopwatch tool for timing tasks. -Altimeter – Displays your current altitude based on GPS or barometric pressure. -Audio Meter – Measures ambient noise levels in decibels using your microphone. Always 100% precise: Measure Angles - Bubble Level automatically adjusts to your device’s size and resolution for maximum accuracy. But that’s not just it! A Premium subscription to Measure Angles – Bubble Level will also grant you access to Tape Measure - Ruler - AR APP! Measure Angles - Bubble Level is your go-to tool for precise angle measurements, featuring an easy-to-use bubble level and digital protractor. Paired with Tape Measure – Ruler – AR App, which lets you accurately measure distances, heights, and 3D volumes like cubes and circles, this bundle gives you everything you need for full 360° measurement precision. Perfect for DIY, design, or professional use, this bundle will allow you to create and visualize with great precision the house and projects of your dreams! Privacy Policy: https://magic-cake-e95.notion.site/IOS-Measure-Angles-Bubble-Level-Privacy-Policy-23fcf6557a0880d9bb2fe9c37e0ae881 --- Terms & Conditions: https://magic-cake-e95.notion.site/IOS-Measure-Angles-Bubble-Level-Terms-Conditions-23fcf6557a0880179abdcee4e3dc715a If you have any questions or feedbacks, please contact us at ruler.measure.info@gmail.com Subscribe to access to premium app features; subscription details are the following: -Length: weekly or yearly -Free trial: only on selected subscriptions -Your payment will be charged to your iTunes Account as soon as you confirm your purchase -You can manage your subscriptions and turn off auto-renewal from your Account Settings after the purchase -Your subscription will renew automatically, unless you turn off auto-renew at least 24 hours before the end of the current period -The cost of renewal will be charged to your account in the 24 hours prior to the end of the current period -When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded -Any unused portion of a free trial period, if offered, will be forfeited when purchasing a subscription

About

Fire Pump Calc

This professional hydraulic calculator assists fire service professionals and students with complex calculations for pump operations. It accurately determines pump discharge pressure, friction loss, elevation changes, and appliance pressure loss, all designed for real-world fireground scenarios. The app works offline and requires no account for immediate use.

Highlights
  • Pump Discharge Pressure (PDP) calculation
  • Friction loss for any hose lay
  • Elevation gain and loss calculation
  • Appliance pressure loss
  • Nozzle pressure calculation
  • Offline functionality
  • No account required
Features
Read full description

Fire Pump Calc is the hydraulic reference tool built for the fireground — fast, accurate, and designed by fire service personnel for fire service personnel. STRUCTURAL OPERATIONS Calculate pump discharge pressure for any structural attack scenario. Select nozzle pressure, hose diameter, hose length, flow rate, elevation, and number of appliances. Instant PDP output using industry-standard friction loss formulas. Metric/imperial toggle built in. WILDLAND PUMP SPECS Full reference specs for five verified wildland pumps — Waterax MARK-3, Wick 80-4H, Honda WH20X, CET PFP-23hp, and CET PFP-11hp. Performance curves, engine specs, fuel type, weight, and max head pressure. All data verified against manufacturer documentation. ADVANCED WILDLAND CALCULATOR Purpose-built for wildland initial attack. Select your pump, hose diameter, hose length, elevation, nozzle type, wyes and fittings, water source, and tank fill percentage. Outputs required PDP, GPM at PDP, max hose lay, max elevation, and estimated runtime — with a live indicator showing whether your required PDP is within pump capacity. CUSTOM PUMP BUILDER Add your own pump specs and save them for future reference. Custom pumps appear in both Wildland screens and persist between sessions. BUILT FOR THE JOB No sign-in required. Works fully offline. No ads, no in-app purchases, no external network calls. A mandatory disclaimer is presented on first launch. Built and maintained by Captain Justin Medeiros, Kitimat Firefighters Association.

Screenshots

Measure Angles4 screens
Fire Pump Calc1 screens

Verdict

The call

The clearest difference is in-app purchases: Fire Pump Calc at none against Measure Angles's 10. Fire Pump Calc also leads on ads (none vs shown) and review sentiment (75% vs 47%). Measure Angles's advantage is update cadence (fortnightly vs every 8 months) and ratings volume (2K vs 4). On price, rating, device support and iOS requirement 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. Measure Angles sells 10 in-app purchases, starting at $2.99 per 7 days. Fire Pump Calc asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for Measure Angles against 4.3 for Fire Pump Calc. That said, the two scores are not equally well evidenced: Measure Angles has 2K ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 47% of Measure Angles's written reviews are positive against 75% of Fire Pump Calc's.

UpkeepUpdate frequency

Measure Angles ships an update fortnightly, Fire Pump Calc every 8 months. Both last shipped on October 1, 2026.

Scorecard6 real differences · 4 level
Measure Angles versus Fire Pump Calc: the parameters behind the verdict, then further details
ParameterMeasure AnglesFire Pump Calc
PriceFreeFree
Rating4.2 (2K ratings)4.3 (4 ratings) — better
Positive reviews47.0% of reviews75.0% of reviews — better
Number of ratings2K — better4
Update frequencyFortnightly — betterEvery 8 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS16.615.6 — better
Further details — not scored
Size46 MB6 MB
Age rating4+4+
DeveloperWHATSTICKER APPS SRLJustin Medeiros

Customer experience

Measure Angles

All ratings1,969 ratings
Positive79.2%
Neutral5.2%
Negative15.6%
Written reviews151 reviews
Positive47.0%
Neutral6.6%
Negative46.4%

Fire Pump Calc

All ratings4 ratings
Positive75.0%
Neutral25.0%
Negative0.0%
Written reviews4 reviews
Positive75.0%
Neutral25.0%
Negative0.0%

Bugs and requests

Measure Angles

Reported bugs

4 issues
  • Angle appears reversed or flipped
  • Angle locks too quickly
  • App crashes on launch
  • Measurements are inaccurate

Requested features

6 requests
  • Panoramic measurement tool
  • Surround audio setup feature
  • Ability to reset protractor to 0 degrees
  • Black/white display for better readability
  • Support for iPad split-screen
Show 1 more
  • Instructions/tutorial for using the app

Fire Pump Calc

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Measure Angles

Subscriptions6
  • Weekly Premium7 Days trial$2.997 Days
  • Weekly Premium$2.997 Days
  • Weekly premium$4.997 Days
Show 3 more
  • Weekly premium trial7 Days trial$4.997 Days
  • Yearly premium trial7 Days trial$29.991 Year
  • Yearly premium$29.991 Year
One-time4
  • Unlock all tools$1.99
  • No ads$2.99
  • Premium Discount$2.99
Show 1 more
  • Premium Edition$3.99
None

Fire Pump Calc

No in-app purchases

Questions

Is Measure Angles free?
Measure Angles is free to download, with in-app purchases available.
Is Fire Pump Calc free?
Fire Pump Calc is free to download, with no in-app purchases.
Which has better reviews, Measure Angles or Fire Pump Calc?
Fire Pump Calc is rated higher. Measure Angles averages 4.2 out of 5 from 2K ratings, while Fire Pump Calc averages 4.3 from 4 ratings.
Do Measure Angles or Fire Pump Calc have ads?
Measure Angles shows ads; Fire Pump Calc does not.
Which is updated more often, Measure Angles or Fire Pump Calc?
Measure Angles ships an update fortnightly, and Fire Pump Calc every 8 months. Most recently, Measure Angles was updated on October 1, 2026 and Fire Pump Calc on October 1, 2026.

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