Comparison

eSUPPO vs DuckNSN

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

Head to head
About

eSUPPO

Access Supply Corps information quickly without multiple logins. Find news, job listings, educational programs, instructions, and contact your detailer. Content can be viewed offline and updates automatically when online.

Highlights
  • Access NAVSUP news
  • View billet listings
  • Find educational program info
  • Access NAVSUP instructions
  • Contact your detailer
  • Offline content viewing
  • Automatic content updates
Features
Read full description

Supply Officers (SUPPOs) and others in the Supply Corps community can quickly access Supply Corps information using the new eSUPPO app. You no longer have to log on to multiple websites to find what you need. You can quickly find NAVSUP news, billet listings, educational program information, NAVSUP instructions, and links to related Facebook pages and websites. Using eSUPPO, you can contact your detailer, access forms, and provide feedback via various surveys. eSUPPO can be used offline. Previously downloaded content can be viewed even when you have no Wi-Fi or cell service. When you’re online, content automatically updates.

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/

Screenshots

eSUPPO1 screens
DuckNSN4 screens

Verdict

The call

The clearest difference is rating: DuckNSN at 5.0 against eSUPPO's 3.5. DuckNSN also leads on update cadence (every 4 weeks vs every 2 months). eSUPPO's advantage is in-app purchases (none vs 2) and ratings volume (6 vs 1). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. DuckNSN sells 2 in-app purchases, starting at $4.99 per month. eSUPPO asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

DuckNSN holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: eSUPPO has 6 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

eSUPPO ships an update every 2 months, DuckNSN every 4 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard6 real differences · 4 level
eSUPPO versus DuckNSN: the parameters behind the verdict, then further details
ParametereSUPPODuckNSN
PriceFreeFree
Rating3.5 (6 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings6 — better1
Update frequencyEvery 2 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better15.1
Further details — not scored
Size40 MB46 MB
Age rating4+4+
DeveloperNAVSUP Business Systems Center (BSC)HERMIE DAVE JUNIO ASISTIO

Customer experience

eSUPPO

All ratings6 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

DuckNSN

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

In-app purchases

None

eSUPPO

No in-app purchases

2 purchases

DuckNSN

Subscriptions2
  • DuckNSN Pro$4.991 Month
  • DuckNSN Pro$49.991 Year

Questions

Is eSUPPO free?
eSUPPO is free to download, with no in-app purchases.
Is DuckNSN free?
DuckNSN is free to download, with in-app purchases available.
Which has better reviews, eSUPPO or DuckNSN?
DuckNSN is rated higher. eSUPPO averages 3.5 out of 5 from 6 ratings, while DuckNSN averages 5.0 from 1 ratings.
Do eSUPPO or DuckNSN have ads?
Neither eSUPPO nor DuckNSN shows ads.
Which is updated more often, eSUPPO or DuckNSN?
eSUPPO ships an update every 2 months, and DuckNSN every 4 weeks. Most recently, eSUPPO was updated on November 2, 2026 and DuckNSN on October 31, 2026.

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