Comparison

iSoar vs IGC Viewer · Flight Log Reader

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

Head to head
About

iSoar

This navigation app assists glider pilots with route planning, real-time flight data, and landing calculations. It features moving maps of European airspace, an end-approach calculator, and an automatic flight logbook.

Highlights
  • Moving map with European airspace
  • End-approach calculator
  • Air-traffic monitor
  • Automatic flight logbook
  • IGC flight logger
Features
Read full description

iSoar – Dein digitaler Copilot im Segelflug iSoar ist das komfortable Navigationssystem speziell für Segelflieger. Von der Routenplanung bis zur Landung hast du alles im Blick – präzise, übersichtlich und immer aktuell. Funktionen: • Moving Map mit aktuellen Luftraumkarten – zeige deine Position und den Luftraum in 18 europäischen Ländern. • Endanflugrechner – berechnet deine Ankunftshöhe basierend auf der Polare deines Segelflugzeugs (50 Modelle verfügbar). • Air-Traffic-Monitor – zeigt den Verkehr um dich herum oder nur deine Buddies. • Automatisches Flug-Logbuch – Start und Landung werden erkannt und direkt eingetragen. • IGC Logger – zeichnet deinen Flug im internationalen Standardformat auf, versand- oder upload-bereit. Unterstützte Karten: Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Italy, Netherlands, Poland, Romania, Slovenia, Slovakia, Sweden, Switzerland + Gelände-Karte. Abomodelle: • 6 Monate oder 12 Monate – beide mit 14 Tagen kostenloser Testphase. Links: Nutzungsbedingungen: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Datenschutz: https://www.isoar.de/privacy/

About

IGC Viewer · Flight Log Reader

Features
Read full description

IGC Viewer is the simplest way to open, view, and analyze IGC flight logs on your iPhone, iPad, and Mac. Made for glider, paraglider, and hang glider pilots who want to review every flight quickly and in detail. KEY FEATURES • Open IGC files from Files, Mail, Safari, AirDrop, and any other app • Load long cross-country tracks in seconds • See altitude, climb rate, and vario data at a glance • Analyze thermals, glides, and speed • Export your flights to GPX, KML, and CSV • Share flight summaries as images • Elegant dark mode designed for pilots • Works fully offline — no internet required FLIGHT ANALYSIS • Altitude curve with high and low markers • Vario graph showing climb and sink • Ground speed and airspeed overview • Thermal detection with climb statistics • Duration, distance, and route summary • Pilot, glider, and site details FOR EVERY PILOT Whether you fly cross-country, compete, or enjoy a relaxed weekend at the hill, IGC Viewer gives you the insight you need — from your very first flight onward. PRIVACY FIRST Your flights stay on your device. We never upload, store, or access your files. No account, no tracking. Your data is yours. Terms of Use: https://rush.tools/terms Privacy Policy: https://rush.tools/privacy

Screenshots

iSoar3 screens
IGC Viewer · Flight Log Reader4 screens

Verdict

The call

The clearest difference is update cadence: IGC Viewer · Flight Log Reader at every 9 days against iSoar's monthly. IGC Viewer · Flight Log Reader also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement 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. iSoar sells 2 in-app purchases, starting at $36.99 per 6 months and IGC Viewer · Flight Log Reader sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

iSoar ships an update monthly, IGC Viewer · Flight Log Reader every 9 days. The most recent releases landed on September 8, 2026 and September 17, 2026 respectively.

Scorecard2 real differences · 6 level
iSoar versus IGC Viewer · Flight Log Reader: the parameters behind the verdict, then further details
ParameteriSoarIGC Viewer · Flight Log Reader
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyMonthlyEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscription—
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS16.015.0 — better
Further details — not scored
Size73 MB37 MB
Age rating4+4+
DeveloperDenis LeupoldRush Tools LLC

In-app purchases

2 purchases

iSoar

Subscriptions2
  • 6 Month Subscription14 Days trial$36.996 Months
  • 1 Year Subscription14 Days trial$46.991 Year
2 purchases

IGC Viewer · Flight Log Reader

Subscriptions2
  • Weekly Pro$4.997 Days
  • Yearly Pro$29.991 Year

Questions

Is iSoar free?
iSoar is free to download, with in-app purchases available.
Is IGC Viewer · Flight Log Reader free?
IGC Viewer · Flight Log Reader is free to download, with in-app purchases available.
Do iSoar or IGC Viewer · Flight Log Reader have ads?
Neither iSoar nor IGC Viewer · Flight Log Reader shows ads.
Which is updated more often, iSoar or IGC Viewer · Flight Log Reader?
iSoar ships an update monthly, and IGC Viewer · Flight Log Reader every 9 days. Most recently, iSoar was updated on September 8, 2026 and IGC Viewer · Flight Log Reader on September 17, 2026.

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