Comparison

DuckNSN vs SeaBag

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

Head to head
About

DuckNSN

Quickly access federal supply catalog data on your mobile device. Search millions of parts, assemblies, and supply items by NSN, part number, or item name for instant results. Ideal for field access to critical supply information.

Highlights
  • Instant NSN lookups
  • Search by NSN, part number, or item name
  • Access to 16+ million federal supply items
  • Full NSN detail (part numbers, CAGE codes, manufacturers)
  • Filter by FSC or Item Name Code
  • Works on iPhone and iPad
Features
Read full description

DuckNSN is the fastest way to look up federal supply catalog data on your phone. Search by NSN, part number, or item name and get instant results straight from the federal supply system. No more pulling up WebFLIS on a desktop. No more paying per query. No more waiting. Search 16+ million parts, assemblies, and supply items from the federal catalog. Get full NSN detail including part numbers, CAGE codes, manufacturers, unit of issue, and unit price. Filter by Federal Supply Class or Item Name Code to narrow large result sets fast. Built for military personnel, veterans, defense contractors, and procurement professionals who need supply catalog access in the field, not just at a desk. What you get with DuckNSN Pro: - Unlimited NSN lookups - Full part number and CAGE code detail - Item name and FSC/INC browse - Instant search across 16 million federal supply items - Works on iPhone and iPad Subscription Options: - Monthly: $4.99/month — Full access to all DuckNSN Pro features - Annual: $49.99/year — Full access to all DuckNSN Pro features (save 17%) Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription anytime in your Apple ID account settings. Privacy Policy: https://github.com/daveasistio/DuckNSN_Privacy_Policy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SeaBag

This app provides essential offline reference materials and tools for U.S. Navy Sailors. Access messages, regulations, calculators, and career planning utilities without an internet connection. Stay informed with push notifications for new messages and historical naval facts.

Highlights
  • Offline NAVADMIN & ALNAV search
  • Push notifications for new messages
  • MILPERSMAN, UCMJ, Uniform Regulations
  • Acronym decoder
  • BAH, Pay Charts, PFA/BCA calculators
  • SRB eligibility checker
  • Brag sheet builder
Features
Read full description

SeaBag is the offline-first Navy reference app built for U.S. Navy Sailors. Search messages, check references, run calculators, and keep key career tools close — even when signal is weak or unavailable. NAVADMIN & ALNAV SEARCH Search and read Navy Administrative Messages and ALNAVs by number, keyword, subject, or full message text. Open any message, search inside it, and quickly find the section that matters. SeaBag also includes readable summaries to help you get the key points faster. PUSH NOTIFICATIONS Get notified when new NAVADMIN or ALNAV messages are released. SeaBag syncs new messages when available, then keeps them ready for offline use. OFFLINE REFERENCES Browse practical Navy references without needing a browser tab or reliable connection: • MILPERSMAN — Search and browse Navy personnel manual articles • UCMJ — Full Uniform Code of Military Justice reference • Uniform Regulations — Covers, grooming, wear standards, and visual guidance • Correspondence Guide — Quick help for Navy letters, memos, formatting, and routing • Physical Readiness Guides — PFA, BCA, waivers, FEP, PRIMS, command responsibilities, and related readiness references ACRONYM DECODER Look up common Navy acronyms and terms offline. Useful for new Sailors, cross-rate work, admin tasks, and reading official messages faster. CALCULATORS & TOOLS Use practical calculators and quick-reference tools built around everyday Navy needs: • BAH — Basic Allowance for Housing by ZIP code, dependency status, and pay grade • Pay Charts — Active duty base pay by rank and years of service • PFA Standards — Physical Fitness Assessment pass/fail thresholds by age group • BCA Standards — Body Composition Assessment support • Advancement / FMS tools and other career-planning utilities SRB AWARD LEVELS Check current Selective Reenlistment Bonus eligibility by rating and NEC for both Active and TAR Sailors. Review Zone A, B, and C award ceilings, multipliers, and note references synced from official source data. BRAG SHEET Build and export a clean service record summary with awards, qualifications, education, commands, and other career highlights. Sync across devices with Google Drive. TODAY IN NAVAL HISTORY Read daily naval history articles with source-linked context and offline-friendly access after sync. OFFLINE FIRST SeaBag is designed for ships, duty sections, travel, and low-connectivity environments. Sync when you have a connection; use your references, calculators, and saved data when you do not. SeaBag is independently built and is not affiliated with, sponsored by, or endorsed by the U.S. Navy, Department of Defense, or any government agency. Always verify official requirements against the current source publication or command guidance.

Screenshots

DuckNSN4 screens
SeaBag4 screens

Verdict

The call

The clearest difference is in-app purchases: SeaBag at none against DuckNSN's 2. SeaBag also leads on update cadence (every 5 days vs every 4 weeks) and ratings volume (10 vs 1). On price, rating, 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. DuckNSN sells 2 in-app purchases, starting at $4.99 per month. SeaBag asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for DuckNSN against 5.0 for SeaBag. That said, the two scores are not equally well evidenced: SeaBag has 10 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

DuckNSN ships an update every 4 weeks, SeaBag every 5 days. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

Scorecard4 real differences · 6 level
DuckNSN versus SeaBag: the parameters behind the verdict, then further details
ParameterDuckNSNSeaBag
PriceFreeFree
Rating5.0 (1 ratings)5.0 (10 ratings)
Positive reviews—100.0% of reviews
Number of ratings110 — better
Update frequencyEvery 4 weeksEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size46 MB81 MB
Age rating4+4+
DeveloperHERMIE DAVE JUNIO ASISTIOLong Cheung Ho

Customer experience

DuckNSN

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

SeaBag

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

DuckNSN

Subscriptions2
  • DuckNSN Pro$4.991 Month
  • DuckNSN Pro$49.991 Year
None

SeaBag

No in-app purchases

Questions

Is DuckNSN free?
DuckNSN is free to download, with in-app purchases available.
Is SeaBag free?
SeaBag is free to download, with no in-app purchases.
Which has better reviews, DuckNSN or SeaBag?
DuckNSN and SeaBag are both rated 5.0 out of 5 on the App Store, from 1 and 10 ratings respectively.
Do DuckNSN or SeaBag have ads?
Neither DuckNSN nor SeaBag shows ads.
Which is updated more often, DuckNSN or SeaBag?
DuckNSN ships an update every 4 weeks, and SeaBag every 5 days. Most recently, DuckNSN was updated on October 11, 2026 and SeaBag on October 7, 2026.

Other comparisons