Surface Air Consumption vs Dive Planner Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Surface Air Consumption
This utility calculates surface air consumption (SAC) rates and air needs at depth using only user-provided dive profile data. It does not compute nitrogen absorption or decompression limits. Always prioritize safety and consult official decompression tables.
- Calculates SAC Rate
- Estimates air requirements at depth
- User input based calculations
- Dive profile analysis
- Focuses solely on air consumption
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This software calculates Surface Air Consumption (SAC Rate) and air requirements at depth based on user input data ONLY. This software DOES NOT calculate nitrogen absorption and/or decompression limits. Please see US Navy decompression tables for that information. This software only calculates how much air is required based on user entered data and dive profile. Know your limits and dive within them. Always error on the side of safety. Leridian Dynamics, Inc. assumes no liability for the use and/or misuse of this software.
Dive Planner Calculator
This app simplifies recreational dive planning by calculating essential dive parameters for up to three consecutive dives. It provides automatic calculations for residual nitrogen, safe ascent times, and includes a visual dive graph for easy review. Designed for both new and experienced divers, it ensures adherence to safety standards for stress-free underwater exploration.
- Plan up to three consecutive dives
- Automatic calculation of dive parameters
- Surface interval tracking
- Visual dive graph
- Adherence to safety guidelines
- On-the-go convenience
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Dive deeper with confidence! Our all-in-one dive planner helps you schedule up to three consecutive recreational dives while adhering to internationally recognized safety standards—no extra gear or complicated tables needed. Quickly input depth, bottom time, and surface interval, and let the app do the rest. It calculates everything from your residual nitrogen levels to safe ascent times, so you can focus on the thrill of underwater exploration. But that’s not all: the built-in dive graph gives you a clear picture of each dive profile at a glance. Use it to review important parameters, ensure your safety stops are in check, and share your plan with buddies for added peace of mind. Whether you’re exploring colorful reefs or searching for hidden wrecks, our app streamlines your dive prep so you can spend less time planning and more time submerged in aquatic adventures. Key Features: - Three consecutive dives: Plan a single day of diving or multiple hops in a breeze. - Automatic calculations: Enter depth and time, and instantly get your essential numbers for each stage—no guesswork. - Surface interval tracking: Precisely manage how much downtime you need between dives to optimize your underwater exploration. - Clear visual graph: See your dive profiles laid out in an easy-to-read chart, simplifying complex depth/time data into an intuitive visual. - Safe & flexible: Follows widely acknowledged recreational diving guidelines to keep you within safe no-decompression limits. - On-the-go convenience: All your dive data in one place, on your device, ready whenever you need it—even on the boat. Our dive planner is designed for simplicity and accuracy, ensuring you stay within recommended limits for safe, stress-free diving. From new divers still mastering safety stops to seasoned pros mapping multiple drop points, it’s the perfect pocket companion. Download now, streamline your planning, and enjoy more bubbles, less hassle! Dive safe, dive smart, and make every underwater journey unforgettable.
Screenshots
Verdict
The clearest difference is price: Surface Air Consumption at Free against Dive Planner Calculator's $8.99. Surface Air Consumption also leads on rating (5.0 vs 3.3) and review sentiment (100% vs 67%). Dive Planner Calculator's advantage is iOS requirement (11.0 vs 13.6). On ratings volume, ads, 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
Surface Air Consumption is free to download; Dive Planner Calculator costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Surface Air Consumption holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 100% of Surface Air Consumption's written reviews are positive against 67% of Dive Planner Calculator's.
Surface Air Consumption ships an update weekly, Dive Planner Calculator every 7 months. The most recent releases landed on October 16, 2026 and October 23, 2026 respectively.
| Parameter | Surface Air Consumption | Dive Planner Calculator |
|---|---|---|
| Price | Free — better | $8.99 |
| Rating | 5.0 (2 ratings) — better | 3.3 (3 ratings) |
| Positive reviews | 100.0% of reviews — better | 66.7% of reviews |
| Number of ratings | 2 | 3 — better |
| Update frequency | Weekly — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Leridian Dynamics, Inc. | SAGA Virtual Tecnologia Ltda |
Customer experience
Surface Air Consumption
Dive Planner Calculator
In-app purchases
Surface Air Consumption
No in-app purchases
Dive Planner Calculator
No in-app purchases
Questions
Is Surface Air Consumption free?
Is Dive Planner Calculator free?
Which has better reviews, Surface Air Consumption or Dive Planner Calculator?
Do Surface Air Consumption or Dive Planner Calculator have ads?
Which is updated more often, Surface Air Consumption or Dive Planner Calculator?
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