Diveplanner Tec & Rec vs BSAC Member
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
BSAC Member
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BSAC Japanのアプリをインストールすれば、あなたが取得したBSACのCカードがス マートフォンの中に! もう増えたCカードがかさばる心配や、ダイビングに行く際にCカードを忘れる心配も ありません。 ぜひBSAC Japanのアプリを利用して、スマートなダイビングライフを送りましょう! 【利用対象ユーザー】 BSAC Japanに登録中のメンバーが対象となります。 【利用シーン】 ・アプリのデジタルCカードを表示することで、取得したランクの証明ができます。 ・過去に取得したランクの履歴を確認することができます。 【アプリを使ってできること】 ・取得したCカードアプリの一覧表示 *オフラインでも利用可能です。 ・BSAC Japanに登録されている情報の表示 【ご使用にあたって】 1.メンバーサイト(https://member.bsac.co.jp/)のログインID、パスワードにてログインできます。 2.メンバーサイトのログインID、パスワードがご不明の場合は、問い合わせフォーム(https://www.bsac.co.jp/contact/)よりお問合せください。
Screenshots
Verdict
The clearest difference is in-app purchases: BSAC Member at none against Diveplanner Tec & Rec's 3. BSAC Member also leads on update cadence (every 10 days vs every 3 months) and iOS requirement (15.0 vs 17.0). 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
Both are free to download. Diveplanner Tec & Rec sells 3 one-off in-app purchases. BSAC Member asks for nothing beyond the download.
Diveplanner Tec & Rec ships an update every 3 months, BSAC Member every 10 days. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | Diveplanner Tec & Rec | BSAC Member |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (7 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 3 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, Mac — better | iPhone, iPod |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 87 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Sensetrails LLC | BSAC Japan |
In-app purchases
Diveplanner Tec & Rec
- Two weeks free trialFree
- Tec Basic$7.99
- Tec Advanced$19.99
BSAC Member
No in-app purchases
Questions
Is Diveplanner Tec & Rec free?
Is BSAC Member free?
Do Diveplanner Tec & Rec or BSAC Member have ads?
Which is updated more often, Diveplanner Tec & Rec or BSAC Member?
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