Comparison

On vs Vantij

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

Head to head
About

On

This tool assists amateur radio operators with managing on-air nets and check-ins. It offers real-time messaging, email integration, and detailed operator information retrieval. The app supports multiple simultaneous sessions and configurable displays for efficient communication and tracking.

Highlights
  • Real-time net check-in tracking
  • Instant messaging (AIM) sessions
  • Integrated email client
  • Configurable information displays
  • QRZ/QRZCQ call sign lookup
  • WebSDR audio streaming
  • QRZ Logbook integration
Read full description

On-Air Net Scraper "Personal" Pro is an iPhone/iPad/MacOS silicon App providing a wide range of features for Amateur Radio operators (Hams). Key features include NetLogger Amateur Radio On-Air Nets, Check-Ins and multiple Almost Instant Message (AIM) sessions in real-time data awareness. AIM pass key automatic email request with single button click resulting in immediate pass key information reply. Full integrated Email client for yet another method for Hams to carry out conversations. Multiple tabbed displays allowing user to track unlimited number of On-Air Net Check-Ins at one time. User configurable information displays to included viewing detailed Ham information within Check-In views. Near real-time AIM client text message send and receive. Searching and viewing Past NetLogger Nets and Check-Ins. Monitor mode so users can be aware of NetLogger Check-In "lurkers". Simultaneous QRZ and QRZCQ login is supported facilitating Call Sign lookup and Ham information retrieval. Easy, click to display NetLogger Nets, Check-Ins Call Sign and operator status information, not requiring QRZ/CQ accounts. Multi-screen displays to included improved 2-way and 3-way split screens provide simultaneous displays of Check-Ins, AIM, AIM and Net Scraper Message Exchange current listing data along with WebSDR viewing and listening. PERSISTENT WebSDR radio LIVE audio listenings while simultaneously viewing multiple Net Check-In views. Seamlessly integrates with On-Air Net Scraper Desktop Server WebSocket Interface supporting private Internet chat sessions between On-Air Net Scraper ME clients. JS8Call/WSJTX full participation in digital radio REAL-TIME texting when using NetBird VPN or when paired with On-Air Net Scraper's Message Exchange (ME) Server. Autoload favorite NetLogger nets. Callsign search both NetLogger Active and Past net listing, including improved automatic continuous search and displaying of matched nets. QRZ Logbook insert/update/delete. Supports On-Device authentication and Two-Factor authentication in addition to encrypted secure storage of sensitive data and app access security. JS8Call dynamic frequency adjustment.

About

Vantij

Visualize nearby public safety infrastructure like traffic cameras and environmental sensors on an interactive radar map. Selectable radii allow you to see fixed observation systems within your chosen range. An Apple Watch companion app offers widget support.

Highlights
  • Real-time GPS positioning
  • Radar-style infrastructure visualization
  • Selectable radius display (1-10 miles)
  • Interactive map with device markers
  • Apple Watch companion app with widgets
Features
Read full description

App displays nearby public safety infrastructure such as traffic cameras, roadway monitoring devices, environmental acoustic sensors, and other publicly placed observation systems. These locations are shown on an interactive radar-style interface that visualizes nearby fixed public infrastructure within a selected radius. Features: - Real-time GPS positioning with status indicator - Radar-style visualization showing nearby fixed infrastructure - Selectable 1, 3, 5, or 10-mile radius for map display - Interactive map view with device markers - Apple Watch companion app with widget support Subscription Required: Full access requires a Vantij subscription. Start with a 1-day free trial, then $9.99/year (or your regional equivalent). Payment will be charged to your Apple ID account at confirmation of purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current period. This app uses your location to provide navigation or mapping information. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.gridbase.net/pages/privacy-policy

Screenshots

On4 screens
Vantij4 screens

Verdict

The call

The clearest difference is in-app purchases: On at none against Vantij's 1. Vantij's advantage is update cadence (every 4 days vs monthly). On price, rating, review sentiment and ratings volume 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. Vantij sells 1 in-app purchase, starting at $4.99 per year. On asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 13 and 5 respectively. Written reviews split almost evenly too, at 50% and 50% positive.

UpkeepUpdate frequency

On ships an update monthly, Vantij every 4 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
On versus Vantij: the parameters behind the verdict, then further details
ParameterOnVantij
PriceFreeFree
Rating4.4 (13 ratings) — better4.2 (5 ratings)
Positive reviews50.0% of reviews50.0% of reviews
Number of ratings13 — better5
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, Apple Watch
Requires iOS15.6 — better16.2
Further details — not scored
Size30 MB24 MB
Age rating17+4+
DeveloperChristopher RobsonJacob Knight

Customer experience

On

All ratings13 ratings
Positive84.6%
Neutral7.7%
Negative7.7%
Written reviews8 reviews
Positive50.0%
Neutral12.5%
Negative37.5%

Vantij

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

On

No in-app purchases

1 purchases

Vantij

Subscriptions1
  • yearly$4.991 Year

Questions

Is On free?
On is free to download, with no in-app purchases.
Is Vantij free?
Vantij is free to download, with in-app purchases available.
Which has better reviews, On or Vantij?
On is rated higher. On averages 4.4 out of 5 from 13 ratings, while Vantij averages 4.2 from 5 ratings.
Do On or Vantij have ads?
Neither On nor Vantij shows ads.
Which is updated more often, On or Vantij?
On ships an update monthly, and Vantij every 4 days. Most recently, On was updated on November 3, 2026 and Vantij on October 30, 2026.

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