Comparison

Diveplanner Tec & Rec vs IDF

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

Head to head
About

Diveplanner Tec & Rec

Plan complex recreational and technical dives with advanced decompression models and multi-gas support. Log your dives, manage gas blends, and restore underwater photo colors. Syncs across Apple devices.

Highlights
  • Bühlmann ZH-L16C and Thalmann decompression models
  • Open circuit and CCR dive planning
  • Multi-gas decompression support
  • Contingency plan computation
  • Gas blending and cylinder management
  • Underwater photo color correction
  • Bluetooth dive computer data import
Features
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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, or the Thalmann algorithm of the U.S. Navy: VVal-79 for air and nitrox, XVal-He-9 for heliox CCR dives; compare a plan with both • 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 • Photo colors: restore the true colors of your underwater photos and videos, their blue or green cast, haze and missing red corrected, with the depth of your logged dive; compare before and after, then save or share 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.

About

IDF

A digital assistant for diving enthusiasts, providing essential information and support. Developed by the International Diving Federation, it aims to enhance the diving experience for fans.

Highlights
  • Digital diving assistant
  • Information for diving fans
  • Developed by International Diving Federation
Features
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Cyfrowy asystent dla fanów nurkowania. Aplikacja stworzona przez IDF.

Screenshots

Diveplanner Tec & Rec4 screens
IDF4 screens

Verdict

The call

The clearest difference is rating: Diveplanner Tec & Rec at 3.1 against IDF's 1.0. Diveplanner Tec & Rec also leads on ratings volume (7 vs 1). IDF's advantage is in-app purchases (none vs 3) and iOS requirement (13.4 vs 17.0). On price, update cadence, 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. Diveplanner Tec & Rec sells 3 one-off in-app purchases. IDF asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Diveplanner Tec & Rec holds the better App Store score, 3.1 against 1.0. That said, the two scores are not equally well evidenced: Diveplanner Tec & Rec has 7 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Diveplanner Tec & Rec ships an update every 2 months, IDF every 6 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
Diveplanner Tec & Rec versus IDF: the parameters behind the verdict, then further details
ParameterDiveplanner Tec & RecIDF
PriceFreeFree
Rating3.1 (7 ratings) — better1.0 (1 ratings)
Positive reviews42.9% of reviews—
Number of ratings7 — better1
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS17.013.4 — better
Further details — not scored
Size96 MB8 MB
Age rating4+4+
DeveloperSensetrails LLCInternational Diving Federation sp. z o.o.

In-app purchases

3 purchases

Diveplanner Tec & Rec

One-time3
  • Two weeks free trialFree
  • Tec Basic$7.99
  • Tec Advanced$19.99
None

IDF

No in-app purchases

Questions

Is Diveplanner Tec & Rec free?
Diveplanner Tec & Rec is free to download, with in-app purchases available.
Is IDF free?
IDF is free to download, with no in-app purchases.
Which has better reviews, Diveplanner Tec & Rec or IDF?
Diveplanner Tec & Rec is rated higher. Diveplanner Tec & Rec averages 3.1 out of 5 from 7 ratings, while IDF averages 1.0 from 1 ratings.
Do Diveplanner Tec & Rec or IDF have ads?
Neither Diveplanner Tec & Rec nor IDF shows ads.
Which is updated more often, Diveplanner Tec & Rec or IDF?
Diveplanner Tec & Rec ships an update every 2 months, and IDF every 6 weeks. Most recently, Diveplanner Tec & Rec was updated on November 3, 2026 and IDF on October 30, 2026.

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