Comparison

Lock The Password vs FD Pump Ops

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

Head to head
About

Lock The Password

Securely lock away sensitive information with a countdown timer. This app stores all data locally, ensuring privacy and offline access. Once locked, content is only viewable after the timer expires.

Highlights
  • Local data storage
  • Password protection
  • Countdown timer release
  • Offline access
  • Privacy focused
Features
Read full description

You can use it to lock passwords(first make the password complex and unrememberable), or any other information you want to control. This APP does not access the Internet, nor does it request any permissions involving user privacy. All data is stored locally on the phone, and only the user can access it. The locked content can only be viewed after the countdown is over, so please store and set it carefully.

About

FD Pump Ops

This comprehensive fireground operating system provides firefighters with essential tools for pump operations, fire flow estimation, relay pumping, wildland incidents, and company officer decision-making. It offers a distraction-free, offline-capable interface designed for high-stress environments, replacing traditional reference materials with digital confidence.

Highlights
  • Pump discharge pressure calculations
  • Friction loss for various lines
  • Fire flow estimation methods
  • Relay pumping calculations
  • Wildland fire tools
  • Company officer decision support
  • Offline functionality
Features
Read full description

Own Your Panel. Own the Fireground. 24/7. This is not another calculator app. This is a complete fireground operating system built for real firefighters, engineers, and company officers who want absolute confidence on the pump panel and beyond. Designed by firefighters, for firefighters, this app delivers the most comprehensive collection of fire hydraulics, engineer tools, wildland calculators, training references, and company officer resources available on the App Store today. For one low price of $4.99, you get everything. No subscriptions. No locked essentials. No gimmicks. ENGINEER AND PUMP OPERATIONS Master your pump panel with speed and accuracy: Pump Discharge Pressure calculations for common and custom scenarios Friction loss for attack lines, supply lines, LDH, and relay operations Smoothbore and fog nozzle support with customizable pressures Quick presets for residential, commercial, master streams, and dead loads Adjustable hose coefficients and department specific defaults Know your numbers instantly, even under stress. FIRE FLOW MADE PRACTICAL Estimate fire flow with confidence using: Iowa State fire flow method NFA fire flow method Quick building presets and manual dimension entry Clear explanations built into the interface Stop guessing. Flow what the fire demands. RELAY PUMPING SIMPLIFIED Plan long distance water supply without the math headache: Engine spacing calculations Multi engine relay pressure planning LDH and supply line options Clear setup guidance for real world deployment Built for rural, wildland, and extended operations. WILDLAND AND RURAL OPERATIONS Critical tools for the wildland environment: LCES, Watch Outs, and Fire Orders reference Fire weather tracking and interpretation RH and dew point calculator Slope percentage calculator Fire spotting distance modeling Fuel moisture content tools Safety zone distance calculator Everything you need when the fire is moving faster than the plan. COMPANY OFFICER TOOLBOX Support decision making on arrival and throughout the incident: First due size up checklists Flow path and ventilation risk reminders VEIS decision guidance Mayday quick action references RIT air management calculator Collapse zone visualizer Exposure separation distance tools Building construction identification Built to help officers think clearly when seconds matter. FIELD TOOLBOX AND UTILITIES Everyday tools firefighters actually use: Stopwatch and timers Compass and GPS location tools Altimeter and speed tracking Area calculation tools Foam tank duration estimator BUILT FOR THE FIREGROUND Fast, clean, distraction free interface Works offline when signal disappears Designed for gloved hands and high stress environments Customizable to match your department standards This app replaces notebooks, cheat cards, and mental math with confidence and clarity. THE BOTTOM LINE If you pump, lead, train, or operate on the fireground, this app belongs on your phone. For $4.99, you gain a professional grade fireground toolkit that helps you: Make faster decisions Reduce mistakes Train smarter Perform with confidence Own the fireground. Master your pump panel. Anytime. Anywhere.

Screenshots

Lock The Password4 screens
FD Pump Ops4 screens

Verdict

The call

The clearest difference is price: FD Pump Ops at Free against Lock The Password's $0.99. FD Pump Ops also leads on rating (5.0 vs 3.0). Lock The Password's advantage is in-app purchases (none vs 1). On ratings volume, ads, monetization model 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

FD Pump Ops is free to download; Lock The Password costs $0.99 up front. FD Pump Ops sells 1 one-off in-app purchase. Lock The Password asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

FD Pump Ops holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Scorecard3 real differences · 7 level
Lock The Password versus FD Pump Ops: the parameters behind the verdict, then further details
ParameterLock The PasswordFD Pump Ops
Price$0.99Free — better
Rating3.0 (2 ratings)5.0 (1 ratings) — better
Positive reviews33.3% of reviews—
Number of ratings2 — better1
Update frequencyEvery 5 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidPaid
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.215.1 — better
Further details — not scored
Size3 MB52 MB
Age rating4+4+
Developer瑶 肖Paul Brewer

Customer experience

Lock The Password

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

FD Pump Ops

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Lock The Password

No in-app purchases

1 purchases

FD Pump Ops

One-time1
  • Pro$4.99

Questions

Is Lock The Password free?
Lock The Password costs $0.99, with no in-app purchases.
Is FD Pump Ops free?
FD Pump Ops is free to download, with in-app purchases available.
Which has better reviews, Lock The Password or FD Pump Ops?
FD Pump Ops is rated higher. Lock The Password averages 3.0 out of 5 from 2 ratings, while FD Pump Ops averages 5.0 from 1 ratings.
Do Lock The Password or FD Pump Ops have ads?
Neither Lock The Password nor FD Pump Ops shows ads.

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