# Lock The Password vs FD Pump Ops

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.

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.

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.

## The numbers

| Metric | Lock The Password | FD Pump Ops |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/lock-the-password/id1605550653/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fd-pump-ops/id6756896165/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Paid | Paid |
| Size | 3 MB | 52 MB |
| Requires iOS | 15.2 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [瑶 肖](https://appshunter.io/developer/1036033056) | [Paul Brewer](https://appshunter.io/developer/1833718234) |

## What reviewers say

### Lock The Password

[App page](https://appshunter.io/ios/app/lock-the-password/id1605550653)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### FD Pump Ops

[App page](https://appshunter.io/ios/app/fd-pump-ops/id6756896165)

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:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $4.99 | one-time |


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*