nDeco vs Mounted Shooters Guidebook
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!
Mounted Shooters Guidebook
Access official mounted shooting patterns instantly on your phone. View patterns at true scale with or without guidelines, and get setup measurements and bonus tips. Includes a quick reference penalty list and a random pattern picker.
- Official mounted shooting patterns
- True scale pattern redraws
- View patterns with/without guidelines
- Setup measurements
- Bonus tips for all skill levels
- Quick reference penalty list
- Random pattern picker
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The 2025–2026 Mounted Shooting Pattern Guide is the fastest, easiest way to view official mounted shooting patterns—right on your phone. No more flipping through hundreds of pages under pressure. Instantly pull up any current official pattern and see exactly how to set it up and how to run it. All patterns have been completely redrawn to true scale, giving you a whole new perspective beyond traditional guides. View patterns with or without guidelines, along with bonus tips ranging from mental preparation to advice tailored to different skill levels. Added measurements remove the guesswork from pattern setup, helping ensure consistent, accurate layouts every time. A built-in quick reference penalty list makes it easy to double-check rules on the fly, whether you’re competing or running a match. Need help choosing patterns? Use the random pattern picker to instantly select a pattern—perfect for practice sessions or true random course selection for your match. Designed to be incredibly user-friendly, this app lets competitors, range staff, and hosts get the information they need quickly and confidently— no sign in or internet connection required. Built by an experienced mounted shooter, this app was created for real-world use by: -Competitors (new through pro) -Range masters -Pattern setters -Match coordinators and shoot hosts
Screenshots
Verdict
The clearest difference is price: nDeco at Free against Mounted Shooters Guidebook's $14.99. Mounted Shooters Guidebook's advantage is rating (5.0 vs 2.0) and update cadence (every 4 days vs every 7 months). On ratings volume, 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
nDeco is free to download; Mounted Shooters Guidebook costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Mounted Shooters Guidebook holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
nDeco ships an update every 7 months, Mounted Shooters Guidebook every 4 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | nDeco | Mounted Shooters Guidebook |
|---|---|---|
| Price | Free — better | $14.99 |
| Rating | 2.0 (1 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 7 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.2 | 14.0.0 — better |
| Further details — not scored | ||
| Size | 73 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Eyal Vardi | Matthew Nielson |
Customer experience
nDeco
Mounted Shooters Guidebook
In-app purchases
nDeco
No in-app purchases
Mounted Shooters Guidebook
No in-app purchases
Questions
Is nDeco free?
Is Mounted Shooters Guidebook free?
Which has better reviews, nDeco or Mounted Shooters Guidebook?
Do nDeco or Mounted Shooters Guidebook have ads?
Which is updated more often, nDeco or Mounted Shooters Guidebook?
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