Comparison

3830 Viewer vs RUMlogNG2Go

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

Head to head
About

3830 Viewer

Easily navigate and view contest details from 3830scores.com on your mobile device. Quickly check scores grouped by category, ideal for on-the-go access after events.

Highlights
  • Easy navigation of 3830scores.com
  • View current and recent contests
  • Switch between contest lists
  • See scores grouped by category
  • On-the-go score checking
Features
Read full description

This app will give you easy navigation on 3830scores.com website. From launch screen, you can choose current or recent contests to see details or switch tab (bottom) to choose from all list of contests. Choose contest, then year, you can see score listing grouped by category, similar to score summary page of 3830scores.com It is ideal when you are on the way and quickly check 3830 score website, maybe after contest-pedition and at the airport on the way back home. Note: You cannot view contests which are held more than once per year, e.g. BARTG SPRINT 75.

About

RUMlogNG2Go

This application serves as a contact logging tool for amateur radio enthusiasts. It allows users to manage their QSO logs, import and export data in ADIF format, and integrate with various online services for QSL confirmation and log uploads. Features include DXCC tracking, sunrise/sunset calculations, and DX cluster integration.

Highlights
  • Contact logging for amateur radio
  • ADIF file import and export
  • DXCC, heading, and distance calculations
  • eQSL and LoTW user identification
  • Integrated telnet DX cluster
  • Real-time Grayline Map
  • Transceiver data exchange
Features
Currently charting
Read full description

RUMlog is a contact logging tool for amateur radio, very similar and log file compatible to the Mac logger RUMlogNG. * Use the same log file on your Mac computer * 4 user definable logging fields * Exchange the logs via iTunes Filesharing, iCloud or Files * Import ADIF files via email, clipboard, iCloud or Files * Export ADIF files via email, clipboard, iCloud or Files * Log your QSOs up to 3cm * Logging includes DXCC, heading and distance calculations * eQSL and/or LoTW users will be identified during logging * Can save your current position into the Note field, useful for portable or mobile operation * Sunset and sunrise calculations * RUMlog keeps track of your worked and confirmed countries * Direct log upload to eQSL (iPad only) * Direct QSL download from eQSL * Direct QSL download from LoTW * Direct log/QSO upload to Club Log * Integrated telnet DX cluster, including a spot collector * DX cluster command macros * LoTW ans eQSL users are marked in a dx spot * Real Time Grayline Map, showing short and log path to the station * HamQTH.com and qrz.com integration * Basic data exchange with Elecraft, Icom, Kenwood and Yaesu transceivers using the Pigtail hardware (http://pignology.net) or a Bluetooth LE interface (iPad and few TRX only) * Full control panel for Elecraft K3, KX3 and KX2 (iPad only) * Direct IC-705 control over Bluetooth LE for iPad and iPhone * Work RTTY, PSK and CW using the Elecraft transceivers built in functions (iPad only) * DXCC table with counter (including Deleted DXCCs)

Screenshots

3830 Viewer4 screens
RUMlogNG2Go4 screens

Verdict

The call

The clearest difference is price: 3830 Viewer at Free against RUMlogNG2Go's $4.99. 3830 Viewer also leads on review sentiment (100% vs 74%) and iOS requirement (10.0 vs 17.6). RUMlogNG2Go's advantage is update cadence (every 5 weeks vs every 4 months) and chart position (#59 vs unranked). On 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

CostPrice · In-app purchases · Ads · Monetization

3830 Viewer is free to download; RUMlogNG2Go costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

3830 Viewer ships an update every 4 months, RUMlogNG2Go every 5 weeks. The most recent releases landed on October 5, 2026 and October 16, 2026 respectively.

Scorecard6 real differences · 5 level
3830 Viewer versus RUMlogNG2Go: the parameters behind the verdict, then further details
Parameter3830 ViewerRUMlogNG2Go
PriceFree — better$4.99
Rating—4.7 (252 ratings) — better
Positive reviews100.0% of reviews — better73.5% of reviews
Number of ratings—252 — better
Update frequencyEvery 4 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
Best chart rank—#59 — better
DevicesiPhone, iPodiPhone, iPad
Requires iOS10.0 — better17.6
Further details — not scored
Size10 MB15 MB
Age rating4+4+
DeveloperKazunori WatanabeThomas Lindner, DL2RUM

Customer experience

3830 Viewer

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

RUMlogNG2Go

All ratings252 ratings
Positive91.7%
Neutral4.0%
Negative4.4%
Written reviews34 reviews
Positive73.5%
Neutral8.8%
Negative17.6%

In-app purchases

None

3830 Viewer

No in-app purchases

None

RUMlogNG2Go

No in-app purchases

Questions

Is 3830 Viewer free?
3830 Viewer is free to download, with no in-app purchases.
Is RUMlogNG2Go free?
RUMlogNG2Go costs $4.99, with no in-app purchases.
Do 3830 Viewer or RUMlogNG2Go have ads?
Neither 3830 Viewer nor RUMlogNG2Go shows ads.
Which is updated more often, 3830 Viewer or RUMlogNG2Go?
3830 Viewer ships an update every 4 months, and RUMlogNG2Go every 5 weeks. Most recently, 3830 Viewer was updated on October 5, 2026 and RUMlogNG2Go on October 16, 2026.

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