Comparison

iDeco Pro vs DecoPlanner mobile

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

Head to head
About

iDeco Pro

This app is a comprehensive dive planner for technical divers, supporting both open circuit and closed-circuit rebreather (CCR) diving. It calculates decompression stops, gas usage, CNS and OTU exposure, and surface intervals. The app also includes a gas mixer for planning custom gas blends.

Highlights
  • Open Circuit and CCR dive planning
  • Decompression stop calculation
  • Gas usage and CNS/OTU tracking
  • Surface interval tracking
  • Gas fill/mixer functionality
  • Bailout planning for overhead environments
  • Configurable settings within the app
Features
Currently charting
Read full description

A complete multiple dive / multi-level dive planner for the technical diver. Includes support for Open Circuit Diving as well as Closed Circuit Rebreathers (CCR). Includes decompression stops, gas usage, CNS tracking, OTU tracking, Surface Interval tracking and many other features. Currently implements the Buhlmann ZHL16/C with Erik Baker's GF algorithm. Open Circuit - Scuba : Supports Air to TriMix (any combination of O2/He/N2), with an unlimited number of decompression gases. Includes Thirds support for planning dives. Closed Circuit (CCR): Supports any O2/He/N2 combination for diluent. Automatically generates bailout plans based on entry of bailout gases. Features a Cave/Wreck bailout option for overhead environment bailouts and gas planning. Gas Fill/Mixer: Allows for filling of Air, Nitrox and Trimix via a simple, easy to use interface. All settings are configurable via the iPhone Settings. Supports US Imperial and Metric iDeco Pro vs. iDeco Pro has many features and improvements to make dive planning even easier. 1) Fully revamped user experience 2) Settings can now be changed in the app. 3) My Gases - Allows you to have a list of the 50 most used gases. Works for the dive phase, deco phase and bailout. 4) New runtime display. 5) Added much higher pressure support for mixing. 6) Superior email support - You can now view, edit and cc others on your plans. 7) Many, many more small features added. 8) Future support for many more decompression algorithms.

About

DecoPlanner mobile

Plan complex dive profiles using advanced decompression models. Track multiple gases, manage dive buddies, and visualize dive data with detailed graphs. Choose the version that suits your diving certification level.

Highlights
  • Open/Closed/Passive Semi-Closed Circuit planning
  • ZH-L16 / VPM-B decompression models
  • Gas tracking for multiple gases and dive buddies
  • Gas mixing (partial pressure & continuous blending)
  • Dive profile and tissue compartment graphs
  • Diving level selection (Rec 1 to Unlimited CCR)
Features
Read full description

Features: Open Circuit / Closed Circuit / Passive Semi-Closed Circuit planning ZH-L16 / VPM-B decompression models Convenient grouping of decompression stops Gas tracking of multiple gases and dive buddies Gas mixing through partial pressure and continuous blending Multiple graphs outlining dive profiles and tissue compartment pressures Select the version fitting your current level of diving, from Rec 1 to Unlimited CCR. More information at www.gue.com/store/software/decoplanner-4

Screenshots

iDeco Pro4 screens
DecoPlanner mobile4 screens

Verdict

The call

The clearest difference is price: DecoPlanner mobile at Free against iDeco Pro's $8.99. DecoPlanner mobile also leads on update cadence (every 2 months vs every 18 months). iDeco Pro's advantage is review sentiment (52% vs 40%) and chart position (#82 vs unranked). On 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

DecoPlanner mobile is free to download; iDeco Pro costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

iDeco Pro ships an update every 18 months, DecoPlanner mobile every 2 months. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

Scorecard6 real differences · 5 level
iDeco Pro versus DecoPlanner mobile: the parameters behind the verdict, then further details
ParameteriDeco ProDecoPlanner mobile
Price$8.99Free — better
Rating3.9 (10 ratings) — better—
Positive reviews52.0% of reviews — better40.0% of reviews
Number of ratings10 — better—
Update frequencyEvery 18 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#82 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better13.0
Further details — not scored
Size3 MB74 MB
Age rating4+4+
DeveloperB2 Prototech LLCGlobal Underwater Explorers Inc.

Customer experience

iDeco Pro

All ratings10 ratings
Positive70.0%
Neutral10.0%
Negative20.0%
Written reviews100 reviews
Positive52.0%
Neutral17.0%
Negative31.0%

DecoPlanner mobile

Written reviews5 reviews
Positive40.0%
Neutral20.0%
Negative40.0%

In-app purchases

None

iDeco Pro

No in-app purchases

None

DecoPlanner mobile

No in-app purchases

Questions

Is iDeco Pro free?
iDeco Pro costs $8.99, with no in-app purchases.
Is DecoPlanner mobile free?
DecoPlanner mobile is free to download, with no in-app purchases.
Do iDeco Pro or DecoPlanner mobile have ads?
Neither iDeco Pro nor DecoPlanner mobile shows ads.
Which is updated more often, iDeco Pro or DecoPlanner mobile?
iDeco Pro ships an update every 18 months, and DecoPlanner mobile every 2 months. Most recently, iDeco Pro was updated on September 23, 2026 and DecoPlanner mobile on September 25, 2026.

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