Comparison

MyFathom vs Dive Planner Calculator

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

Head to head
About

MyFathom

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The MyFathom app is the companion app for Fathom CCR divers with everything you need to support your rebreather diving. Features: - Build checklist - O2 cell performance monitoring - Dive log - Certification cards

About

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.

Highlights
  • 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
Features
Read full description

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

MyFathom3 screens
Dive Planner Calculator3 screens

Verdict

The call

The clearest difference is price: MyFathom at Free against Dive Planner Calculator's $8.99. On update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

MyFathom 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.

UpkeepUpdate frequency

MyFathom ships an update every 13 months, Dive Planner Calculator every 7 months. The most recent releases landed on September 9, 2026 and September 2, 2026 respectively.

Scorecard1 real difference · 9 level
MyFathom versus Dive Planner Calculator: the parameters behind the verdict, then further details
ParameterMyFathomDive Planner Calculator
PriceFree — better$8.99
Rating—3.3 (3 ratings) — better
Positive reviews—66.7% of reviews
Number of ratings—3 — better
Update frequencyEvery 13 monthsEvery 7 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.011.0
Further details — not scored
Size35 MB10 MB
Age rating4+4+
DeveloperFATHOM Dive Systems, LLCSAGA Virtual Tecnologia Ltda

In-app purchases

None

MyFathom

No in-app purchases

None

Dive Planner Calculator

No in-app purchases

Questions

Is MyFathom free?
MyFathom is free to download, with no in-app purchases.
Is Dive Planner Calculator free?
Dive Planner Calculator costs $8.99, with no in-app purchases.
Do MyFathom or Dive Planner Calculator have ads?
Neither MyFathom nor Dive Planner Calculator shows ads.
Which is updated more often, MyFathom or Dive Planner Calculator?
MyFathom ships an update every 13 months, and Dive Planner Calculator every 7 months. Most recently, MyFathom was updated on September 9, 2026 and Dive Planner Calculator on September 2, 2026.

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