19+ iOS apps curated and reviewed
Every iPhone needs a few good sluice apps. We benchmark 19+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 3.8★ (44) | No | No | Aug 2026 |
| 2 |  | Free | 4.5★ (2) | Yes | No | May 2026 |
| 3 |  | Free | 4.1★ (63) | No | Yes | May 2026 |
| 4 |  | Free | 3.0★ (2) | No | No | May 2026 |
| 5 |  | Free | 5.0★ (1) | No | Yes | May 2026 |
| 6 |  | Free | — | No | No | May 2026 |
| 7 |  | Free | — | No | No | May 2026 |
| 8 |  | Free | 5.0★ (1) | No | No | Jul 2026 |
Streamline your business workflows with this custom-built application. It integrates cloud services and client back-end systems to automate processes, accelerate report delivery, and manage a network of contract professionals. Assign work efficiently and submit completed orders even without internet access.
This utility app provides quick and accurate open channel flow rate calculations for field or office use. Select your measurement method, enter dimensions and head/velocity, and receive instant results. It supports multiple flow methods, area-velocity calculations, and unit switching.
Calculate hydrant flow rates and determine maximum water system flow. This tool uses a standard variation of the Hazen-Williams formula for calculations. Imperial units are currently supported, with metric coming soon.
This app visually demonstrates how to control dirt entry in industrial settings using a specific cleaning system. It offers interactive tours of various industries, highlighting contamination points and recommending suitable product series for dry and wet cleaning.
Connect with fellow gold prospectors and treasure hunters. Share your finds, learn new techniques, and discover new exploration spots. This app fosters a community for enthusiasts to collaborate and enhance their adventures.
Calculate water channel flow parameters like surface width, area, and velocity. The free version supports circular and rectangular channel shapes.
Perform essential hydraulic calculations for water infrastructure design on the go. This portable tool offers quick checks for engineers and students, covering common formulas for pipes, channels, and more.
Record your metal detecting expeditions with GPS tracking and detailed logging of your discoveries. Save your routes, log each find with photos and notes, and review your past adventures on an interactive map.
This app provides 94 calculators for hydraulics, waterworks, and civil engineering. It supports both Metric and Imperial units, offering smart auto-fill pickers and flow regime indicators. Unlock the full suite with a one-time purchase.
Instantly identify rocks, minerals, and gemstones with a photo. Get detailed insights including names, properties, value, and origin. Build a personal collection of your finds.
This app provides 97 calculators for fluid mechanics and civil engineering parameters. It supports both Imperial (USCS) and Metric (SI) units, offering automatic and accurate calculations with unit changes.
This app allows users to design and verify partially full conduits and open channels. It offers various cross-section types and hydraulic calculation models, displaying real-time flow depth and discharge. Users can also generate stage-discharge curves and analyze hydraulic grade lines.
This hydraulic engineering calculator simplifies complex open channel flow calculations for professionals and students. It provides accurate results for basic parameters, flow characteristics, critical flow analysis, and rating curves.
This app helps metal detectorists and prospectors by providing offline historical gold site maps and a quick logging system for finds. It allows users to record details about their discoveries, track their progress, and learn prospecting techniques. All data is stored privately on the device.
