Comparison

igc Viewer 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

igc Viewer

Easily view flight data from .igc files. Simply open the file through your device's File App or share it directly to the application. It handles various file sizes, displaying your flight information efficiently.

Highlights
  • Open .igc files
  • File App integration
  • Share to app functionality
  • Handles various file sizes
  • Displays flight information
Features
Read full description

How to use. - Open File App. (Alternatively, click the share button and open with 'copy to igc viewer') - Select [.igc] file. - The app will open igc file (it might take a few seconds depending on the file size).

About

IGC Viewer · Flight Log Reader

Easily open, view, and analyze IGC flight logs for glider, paraglider, and hang glider pilots. Review flight details, track performance, and export data. Offers offline functionality and prioritizes user privacy.

Highlights
  • Open IGC files from various sources
  • Analyze altitude, climb rate, and vario data
  • Track thermals, glides, and speed
  • Export flights to GPX, KML, and CSV
  • Share flight summaries as images
  • Offline functionality
  • Privacy-focused data handling
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

igc Viewer4 screens
IGC Viewer · Flight Log Reader4 screens

Verdict

The call

The clearest difference is review sentiment: igc Viewer at 50% against IGC Viewer · Flight Log Reader's 0%. IGC Viewer · Flight Log Reader's advantage is update cadence (every 9 days vs every 4 months) and device support (4 vs 2). On price, ads, in-app purchases and monetization model 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. igc Viewer sells 1 one-off in-app purchase 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

igc Viewer ships an update every 4 months, IGC Viewer · Flight Log Reader every 9 days. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

Scorecard3 real differences · 7 level
igc Viewer versus IGC Viewer · Flight Log Reader: the parameters behind the verdict, then further details
Parameterigc ViewerIGC Viewer · Flight Log Reader
PriceFreeFree
Rating4.0 (2 ratings) — better—
Positive reviews50.0% of reviews — better0.0% of reviews
Number of ratings2 — better—
Update frequencyEvery 4 monthsEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS16.015.0 — better
Further details — not scored
Size82 MB38 MB
Age rating4+4+
DeveloperHiroki KijimaRush Tools LLC

Customer experience

igc Viewer

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews4 reviews
Positive50.0%
Neutral25.0%
Negative25.0%

IGC Viewer · Flight Log Reader

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

1 purchases

igc Viewer

One-time1
  • Flight Computer Mode$4.99
2 purchases

IGC Viewer · Flight Log Reader

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

Questions

Is igc Viewer free?
igc Viewer 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 igc Viewer or IGC Viewer · Flight Log Reader have ads?
Neither igc Viewer nor IGC Viewer · Flight Log Reader shows ads.
Which is updated more often, igc Viewer or IGC Viewer · Flight Log Reader?
igc Viewer ships an update every 4 months, and IGC Viewer · Flight Log Reader every 9 days. Most recently, igc Viewer was updated on October 8, 2026 and IGC Viewer · Flight Log Reader on October 5, 2026.

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