Linear Interpolation Master vs Nautical Calculator.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Linear Interpolation Master
This tool simplifies linear interpolation calculations for industrial commissioning engineers. It features large, easily readable numbers for field use and allows for quick swapping of coordinate systems, such as converting between 4-20mA and 0-100% scales.
- Large number display for field visibility
- Quickly swap X and Y coordinates
- 4-20mA to 0-100% conversion
- 0-100% to 4-20mA conversion
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A linear interpolation calculator designed for industrial commissioning engineers. It has the following features: - Displays large numbers for when you are out in the field commissioning. - Allows quickly swapping x and y coordinates; for example from 4-20mA -> 0-100% to 0-100% -> 4-20mA.
Nautical Calculator.
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Nautical Calculator is a complete toolkit designed for sailors, marine engineers, boating enthusiasts, and navigation professionals. Perform essential nautical calculations quickly and accurately with an easy, user-friendly interface. Whether you're at sea, studying navigation, or working in the marine industry, this app helps you compute distances, bearings, speed, fuel, tides, ETA, and many other important nautical parameters. Save your time, improve accuracy, and keep all your marine tools in one place. Key Features: Course, distance & bearing calculations, Speed, fuel, and consumption estimations, Time & ETA calculations, Sail-related and marine engineering formulas, Unit conversions for knots, nautical miles & more,, Clean, intuitive, seafarer-friendly interface, Save and share results instantly, Useful for sailors, captains, students & maritime workers, A reliable companion for boating, yachting, navigation training, and professional maritime use. in-app purchase included Lifetime to Remove Ads Privacy Policy : https://docs.google.com/document/d/1Dn1gNdDP2AHL7sg-px4rxdLAcoGHlNB8/edit#heading=h.1ionsc3v3xmq Terms and Condition : https://docs.google.com/document/d/1t-LREPKByKaM0UkbIo4o0E1gdAYs21Oe30EfGxenEss/edit?usp=sharing
Screenshots
Verdict
The clearest difference is ads: Nautical Calculator. at none against Linear Interpolation Master's shown. Linear Interpolation Master's advantage is iOS requirement (11.0 vs 13.0). On price, update cadence, in-app purchases 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
Both are free to download. Linear Interpolation Master sells 3 one-off in-app purchases and Nautical Calculator. sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Linear Interpolation Master ships an update every 5 months, Nautical Calculator. every 6 months. The most recent releases landed on October 26, 2026 and October 13, 2026 respectively.
| Parameter | Linear Interpolation Master | Nautical Calculator. |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (186 ratings) — better | — |
| Positive reviews | 62.5% of reviews | — |
| Number of ratings | 186 — better | — |
| Update frequency | Every 5 months — better | Every 6 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 16 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | VERVE TECHNOLOGIES PTY. LTD. | Nanjibhai Gorasiya |
In-app purchases
Linear Interpolation Master
- Generous Tip$2.99
- Massive Tip$3.99
- Amazing Tip$4.99
Nautical Calculator.
- Lifetime premium$12.99
Questions
Is Linear Interpolation Master free?
Is Nautical Calculator. free?
Do Linear Interpolation Master or Nautical Calculator. have ads?
Which is updated more often, Linear Interpolation Master or Nautical Calculator.?
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