Comparison

ScubaPlan vs nDeco

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

Head to head
About

ScubaPlan

Plan, log, and manage your dives with this comprehensive tool. Features include precise gas calculations, gear management, and community sharing. It also offers dive computer integration and weather forecasts for safe and confident diving.

Highlights
  • Dive planning with gas calculations
  • Log dives with photos and videos
  • Import dives from computers
  • Gear management
  • Ideal weight calculation
  • Community sharing
  • Weather conditions
Features
Read full description

ScubaPlan – Your diving logbook and community Take your dives to the next level with ScubaPlan, the ultimate app to plan, log and manage your dives in a safe and professional way. Designed by and for divers of all levels, ScubaPlan simplifies your pre-dive preparation by offering precise calculations, smart features, and everything you need to dive with confidence. [On your iPhone] · Edit and share photos and videos of your dives with the ScubaPlan community. · Plan your dives with accurate calculations for Air, Nitrox, or Trimix (MOD, EAD, PPO2...). · Import your dives from dive computers by brands like CRESSI, MARES, SUUNTO, and more. · Manage your gear and create custom gear sets for different types of dives. · Calculate your ideal weight based on body type, experience, and equipment. · Add locations to your dives manually or at the time of planning (no background tracking). · Check current weather conditions for more accurate dive planning. · Sign in with Apple anonymously, without sharing your email or personal data. · Sync your data across Apple devices with end-to-end encryption: only you hold the key. · Suggest or vote for new features directly within the app. [On your Apple Watch Ultra] We’re working on getting the official permission to access depth sensors up to 40 m on Apple Watch Ultra. For now, the app works up to 6 m depth. · Use ScubaPlan as a backup dive computer. · Log your dives with key data like duration, max depth, temperature, and charts. · Monitor your 3-minute safety stop at 5 meters. · Use the built-in compass throughout your dive. · Get planned depth alerts (not available due to sensor restrictions). ScubaPlan is completely free for all divers! Enjoy unlimited dive plans, share your underwater photos in the community, and import your dives from popular dive computers like Cressi — all at no cost. If you find ScubaPlan valuable, you can support its development through voluntary contributions to help us keep it private, independent, and built for divers like you. Privacy Policy: https://www.arturocarreterocalvo.com/scubaplan/scubaplan-privacy-policy-en.html Terms of Use: https://www.arturocarreterocalvo.com/scubaplan/scubaplan-terms-en.html

About

nDeco

Plan multi-segment dives with ease using U.S. Navy and Bühlmann decompression models. Get instant dive information, depth limit guidance, and surface interval recommendations for safe underwater adventures.

Highlights
  • Multi-segment dive planning
  • U.S. Navy & Bühlmann decompression models
  • Depth limit guidance
  • Instant dive information
  • Surface interval recommendations
  • Metric/imperial unit flexibility
Features
Read full description

WHAT MAKES nDeco UNIQUE? * Simple and easy Dive Planning: Calculate multi-segment dive profiles * Safety First Approach: Built on U.S. Navy Diving Manual and Bühlmann ZH-L16 decompression models * Easy-to-Use Interface: Plan complex dives with just a few taps * Dynamic dive information * Easy to simulate multi segments dive scenarios KEY FEATURES: * Depth Limit Guidance: Safely plan dives from shallow reefs to deeper explorations * Multi-Segment Dive Planning: Create detailed dive profiles with multiple depth segments * Instant Dive Information: See total dive time, descent/ascent times, and surface intervals * Unit Flexibility: Switch between metric (meters) and imperial (feet) with one tap * Surface Interval Recommendations: Ensures safe intervals between multiple daily dives DESIGNED FOR DIVERS BY DIVERS for the recreational diver- nDeco provides the tools you need to plan safe, enjoyable underwater adventures. SAFETY DISCLAIMER: * Calibrated for sea-level, salt water diving * Designed for compressed air (21% oxygen) * Always dive within your training and certification limits DIVE SAFE. DIVE SMART. DIVE nDeco!

Screenshots

ScubaPlan4 screens
nDeco4 screens

Verdict

The call

The clearest difference is review sentiment: ScubaPlan at 100% against nDeco's 0%. ScubaPlan also leads on rating (4.6 vs 2.0) and update cadence (fortnightly vs every 7 months). nDeco's advantage is in-app purchases (none vs 4) and iOS requirement (17.2 vs 26.6). On price, ads 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

Both are free to download. ScubaPlan sells 4 in-app purchases, starting at $2.99 per 7 days. nDeco asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

ScubaPlan holds the better App Store score, 4.6 against 2.0. That said, the two scores are not equally well evidenced: ScubaPlan has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of ScubaPlan's written reviews are positive against 0% of nDeco's.

UpkeepUpdate frequency

ScubaPlan ships an update fortnightly, nDeco every 7 months. The most recent releases landed on September 30, 2026 and September 27, 2026 respectively.

Scorecard7 real differences · 3 level
ScubaPlan versus nDeco: the parameters behind the verdict, then further details
ParameterScubaPlannDeco
PriceFreeFree
Rating4.6 (5 ratings) — better2.0 (1 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings5 — better1
Update frequencyFortnightly — betterEvery 7 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS26.617.2 — better
Further details — not scored
Size62 MB73 MB
Age rating4+4+
DeveloperArturo Carretero CalvoEyal Vardi

Customer experience

ScubaPlan

All ratings5 ratings
Positive80.0%
Neutral20.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

nDeco

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

4 purchases

ScubaPlan

Subscriptions3
  • Weekly premium subscription$2.997 Days
  • Monthly premium subscription$3.991 Month
  • Annual premium subscription$17.991 Year
One-time1
  • Lifetime Premium$24.99
None

nDeco

No in-app purchases

Questions

Is ScubaPlan free?
ScubaPlan is free to download, with in-app purchases available.
Is nDeco free?
nDeco is free to download, with no in-app purchases.
Which has better reviews, ScubaPlan or nDeco?
ScubaPlan is rated higher. ScubaPlan averages 4.6 out of 5 from 5 ratings, while nDeco averages 2.0 from 1 ratings.
Do ScubaPlan or nDeco have ads?
Neither ScubaPlan nor nDeco shows ads.
Which is updated more often, ScubaPlan or nDeco?
ScubaPlan ships an update fortnightly, and nDeco every 7 months. Most recently, ScubaPlan was updated on September 30, 2026 and nDeco on September 27, 2026.

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