nDeco vs banzuke
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Multi-segment dive planning
- U.S. Navy & Bühlmann decompression models
- Depth limit guidance
- Instant dive information
- Surface interval recommendations
- Metric/imperial unit flexibility
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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!
banzuke
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Banzuke brings the world of professional sumo wrestling to your fingertips. Browse tournaments, study the rankings, follow daily match schedules, and explore detailed wrestler profiles — all in one beautifully designed app. Everything you need as a sumo fan: - Basho — Tournament overviews with yusho winners and special prize recipients - Banzuke — Traditional East/West ranking sheets for all six divisions, from Makuuchi to Jonokuchi - Torikumi — Daily match schedules with a spoiler-free mode so you can watch at your own pace - Rikishi — Wrestler profiles with career stats, win rates, stable info, and official portraits - Matchup — Head-to-head records and AI-powered match simulations that analyze styles, form, and technique Designed for sumo fans: - Spoiler-free mode hides match results until you're ready — tap to reveal - Favorite your preferred wrestlers and filter any screen to follow their progress - Search by wrestler name or stable - Bilingual interface in English and Japanese - Covers 30+ past tournaments for historical browsing - Works offline with cached data from your last session Built with respect for sumo tradition. Correct terminology throughout — basho, banzuke, torikumi, rikishi, kimarite. The bilateral East/West layout mirrors the real banzuke scroll. Powered by data from the Sumo API. Matchup simulations use on-device Apple Intelligence where available.
Screenshots
Verdict
The clearest difference is update cadence: banzuke at monthly against nDeco's every 7 months. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
nDeco ships an update every 7 months, banzuke monthly. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.
| Parameter | nDeco | banzuke |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 7 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.2 — better | 18.6 |
| Further details — not scored | ||
| Size | 73 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Eyal Vardi | MICHAEL BAUMANN |
In-app purchases
nDeco
No in-app purchases
banzuke
No in-app purchases









