Comparison

iDeco Pro vs Diveplanner Tec & Rec

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

Diveplanner Tec & Rec

Plan technical and recreational scuba dives with detailed gas management, decompression schedules, and contingency planning. This tool helps divers quickly create and share dive plans for various depths and conditions.

Highlights
  • Technical and recreational dive planning
  • Multi-gas and CCR dive schedules
  • Bühlmann decompression model (ZH16L-C)
  • Automatic contingency plans
  • Gas requirement and weight calculation
  • Dive table generation
  • Metric and Imperial units
Features
Read full description

Diveplanner Tec & Rec plans recreational and technical dives, on open circuit or closed circuit rebreather (CCR), in a few taps, and keeps your logbook. PLAN • Bühlmann ZH-L16C decompression model with your gradient factors • Open circuit and CCR, down to 300 m / 985 ft, in salt, fresh or EN 13319 water, at sea level or at altitude • Multi-level dives, multi-gas decompression with automatic or chosen switch depths • Contingency plans computed for you: deeper, longer, lost deco gas, GF 100 and the CCR bailout • Warnings for ppO2, END, gas density, isobaric counter diffusion, CNS and OTU • The decompression chart of each plan: the profile, the tissues' ceilings at GF 100 and at your gradient factors, the leading tissue • A dive day of as many repetitive dives as you need, with their surface intervals • Saved plans in folders, shared as files GAS • Describe your cylinders: the plan gives the pressure at the end of the dive, the turn pressure, the rock bottom and the maximum bottom time your gas allows • Gas needed by volume and weight, per gas TABLES • Dive tables by depth and bottom time for your own gases, gradient factors and conditions, with the previous dives of the day • Share or print the table as a PDF TOOLS • Gas blender: partial pressure blending of nitrox, trimix and heliox from what is left in the cylinder, ideal or real gas; the best mix for a depth from your ppO2, END and gas density limits, and the cylinder label • Tides: the tide of a day anywhere at sea, from the nearest NOAA tide station or the EOT20 global tide model, its high and low waters, and the tidal currents and slack waters of a nearby current station, read to the minute on the chart LOGBOOK • Log your dives by hand, from a plan, or download them over Bluetooth from a Shearwater dive computer (Petrel 2, Perdix, Perdix AI, Nerd 2, Teric, Peregrine), with the profile, stops, gases and sensor values • Photos, dive sites on a map, statistics, tags, search and filters • Synchronised between your iPhone, iPad and Mac with iCloud • Export to UDDF, Subsurface, CSV, a PDF logbook and .divelog archives; import UDDF and Subsurface SHARE • Ready-to-cut dive schedules as a PDF, for your buddy or your slate: every plan, the gas and cylinders, CNS, OTU and warnings EVERYWHERE • iPhone, iPad and Mac • Metric or imperial units • In 12 languages, each with its user guide LICENCES • Rec, free: one gas, air or nitrox up to 40 %, down to 66 m / 210 ft • Tec Basic: up to 3 gases, nitrox up to 100 %, normoxic trimix and triox • Tec Advanced: unlimited gases and depth, hypoxic trimix • Try every feature free for 2 weeks Diveplanner is a planning aid. It does not replace training, experience, a dive computer or your own judgement: always dive within the limits of your certification.

Screenshots

iDeco Pro4 screens
Diveplanner Tec & Rec4 screens

Verdict

The call

The clearest difference is price: Diveplanner Tec & Rec at Free against iDeco Pro's $8.99. Diveplanner Tec & Rec also leads on update cadence (every 3 months vs every 18 months). iDeco Pro's advantage is rating (3.9 vs 3.1) and in-app purchases (none vs 3). On ratings volume, 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

Diveplanner Tec & Rec is free to download; iDeco Pro costs $8.99 up front. Diveplanner Tec & Rec sells 3 one-off in-app purchases. iDeco Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

iDeco Pro holds the better App Store score, 3.9 against 3.1. Both are backed by a comparable volume of ratings — 10 and 7 respectively. Written reviews point the same way: 52% of iDeco Pro's written reviews are positive against 33% of Diveplanner Tec & Rec's.

UpkeepUpdate frequency

iDeco Pro ships an update every 18 months, Diveplanner Tec & Rec every 3 months. Both last shipped on October 16, 2026.

Scorecard8 real differences · 3 level
iDeco Pro versus Diveplanner Tec & Rec: the parameters behind the verdict, then further details
ParameteriDeco ProDiveplanner Tec & Rec
Price$8.99Free — better
Rating3.9 (10 ratings) — better3.1 (7 ratings)
Positive reviews52.0% of reviews — better33.3% of reviews
Number of ratings10 — better7
Update frequencyEvery 18 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree — better
Best chart rank#28 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS7.0 — better17.0
Further details — not scored
Size3 MB83 MB
Age rating4+4+
DeveloperB2 Prototech LLCSensetrails LLC

Customer experience

iDeco Pro

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

Diveplanner Tec & Rec

All ratings7 ratings
Positive42.9%
Neutral28.6%
Negative28.6%
Written reviews6 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

iDeco Pro

No in-app purchases

3 purchases

Diveplanner Tec & Rec

One-time3
  • Two weeks free trialFree
  • Tec Basic$7.99
  • Tec Advanced$19.99

Questions

Is iDeco Pro free?
iDeco Pro costs $8.99, with no in-app purchases.
Is Diveplanner Tec & Rec free?
Diveplanner Tec & Rec is free to download, with in-app purchases available.
Which has better reviews, iDeco Pro or Diveplanner Tec & Rec?
iDeco Pro is rated higher. iDeco Pro averages 3.9 out of 5 from 10 ratings, while Diveplanner Tec & Rec averages 3.1 from 7 ratings.
Do iDeco Pro or Diveplanner Tec & Rec have ads?
Neither iDeco Pro nor Diveplanner Tec & Rec shows ads.
Which is updated more often, iDeco Pro or Diveplanner Tec & Rec?
iDeco Pro ships an update every 18 months, and Diveplanner Tec & Rec every 3 months. Most recently, iDeco Pro was updated on October 16, 2026 and Diveplanner Tec & Rec on October 16, 2026.

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