Comparison

Wind Reader vs Eagle Ballistics

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

Head to head
About

Wind Reader

This application calculates real-time wind speed for long-range shooting using the Eagleman Technique. It leverages your phone's inclination sensor to convert mirage and rain angles into accurate wind speed measurements, a method patented in the US.

Highlights
  • Real-time wind speed calculation
  • Eagleman Technique implementation
  • Uses phone inclination sensor
  • Converts mirage and rain angles
  • Patented wind reading method
Features
Read full description

Wind reading for long range shooting. This app uses the Eagleman Technique. The phone's inclination sensor is used to convert mirage and rain angles to wind speed. The Eagleman Technique was developed by James Eagleman in 1992 to provide real-time wind speed based on mirage/rain angles and percentages. The method has a US Patent. James Eagleman is the master instructor for the Barbour Creek Long Range School (http://barbourcreek.com).

About

Eagle Ballistics

This app provides advanced ballistics calculations for long-range shooting and competitive marksmanship. It offers detailed environmental adjustments, wind correction, and trajectory predictions. A free version is available with limitations, alongside tiered subscriptions for enhanced features and range.

Highlights
  • Fast and accurate ballistic engine
  • Environmental and wind correction
  • Gyroscopic stability analysis
  • Built-in documentation and videos
  • PRS mode for multi-target and moving targets
  • Bluetooth connectivity for sensors and rangefinders
Features
Read full description

A full featured ballistics app for long range hunters and PRS shooters. Incredibly fast and accurate ballistic engine. Many calibration and setup tools. Detailed documentation is built-in. Free Download includes almost all features with 100yd Range limitation. Paid subscriptions: * Lite Subscription: Most features are available up to 500yd * Long Range: No range limit * PRS: Multi-Target and Moving Targets Documentation and Videos * Detailed Built-in Documentation for all Features * Videos: see http://eagleballistics.com Ballistic Engine * Ballistic Coefficient * Gyroscopic Stability * Air: Temperature, Pressure, Humidity, Density * Wind: Cross, Head/Tail * Angle Modified Range * Spin Drift * Aerodynamic Jump * Coriolis (horizontal) * Vertical Eotvos * Gravity Adjustment * Tripod shooting error correction * Valley Wind Correction Calculations * Max-ordinate calculation * Retained Energy on Impact * Retained Velocity on impact * Flight Time * Speed of Sound * Transonic Zone Wind * Manual Entry * Bluetooth Wind Meter Supported iPhone Sensors * Latitude from internal GPS * Station Pressure * Camera * Screen Ruler * Angle Sensor for Inclination * Compass for Azimuth Bluetooth Connectivity * Most Range Finders * Most Environmental Sensors * Most Wind Meters Warning * Excessive bullet RPM * Insufficient Gyroscope Stability * Max Hunting Range for Lead/Copper Bullets Units * MOA or MIL Scope Turrets * Imperial and Metric Units Built in Tools & Calibration * Scope Correction Factor Calculator * Ballistic Coefficient and Muzzle Velocity Truing * Scope Height: Visual Ruler or Calipers * Zero Height & Offset: Visual Ruler * Ranging with Reticle and/or Animal Size * Target Inclination and Azimuth * Target Speed * Wind Average Databases * Rifle (Max 30 Rifles) * Bullets Library * Lane/Targets Range Cards * Standard Drop Table * Wind Variation Table * Detailed Target Analysis * Rifle Stock Table PRS Mode * Multiple Lanes with Multiple Targets * Instant Calculation and Update for All Targets * Relative Wind According to Target Azimuth * Allows Wind Variation Settings * Moving Target Lead Calculation Diagnostics * Sensitive Analysis * Accuracy Analysis License: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://eagleballistics.com/privacy-policy Patent No .: US 11,415,592 B2

Screenshots

Wind Reader1 screens
Eagle Ballistics4 screens

Verdict

The call

The clearest difference is review sentiment: Eagle Ballistics at 75% against Wind Reader's 0%. Eagle Ballistics also leads on rating (4.8 vs 4.0) and ratings volume (30 vs 5). Wind Reader's advantage is in-app purchases (none vs 6) and update cadence (weekly vs monthly). On price, ads, device support 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. Eagle Ballistics sells 6 in-app purchases, starting at $2.99 per month. Wind Reader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Eagle Ballistics holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Eagle Ballistics has 30 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 0% of Wind Reader's written reviews are positive against 75% of Eagle Ballistics's.

UpkeepUpdate frequency

Wind Reader ships an update weekly, Eagle Ballistics monthly. The most recent releases landed on June 26, 2026 and September 9, 2026 respectively.

Scorecard6 real differences · 4 level
Wind Reader versus Eagle Ballistics: the parameters behind the verdict, then further details
ParameterWind ReaderEagle Ballistics
PriceFreeFree
Rating4.0 (5 ratings)4.8 (30 ratings) — better
Positive reviews0.0% of reviews75.0% of reviews — better
Number of ratings530 — better
Update frequencyWeekly — betterMonthly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Apple Watch — better
Requires iOS15.0 — better16.0
Further details — not scored
Size2 MB10 MB
Age rating17+17+
DeveloperJames EaglemanEagle Ballistics LLC

Customer experience

Wind Reader

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Eagle Ballistics

All ratings30 ratings
Positive93.3%
Neutral3.3%
Negative3.3%
Written reviews8 reviews
Positive75.0%
Neutral12.5%
Negative12.5%

In-app purchases

None

Wind Reader

No in-app purchases

6 purchases

Eagle Ballistics

Subscriptions6
  • Lite$2.991 Month
  • Long Range Monthly$4.991 Month
  • PRS$9.991 Month
Show 3 more
  • Lite$14.991 Year
  • Long Range$24.991 Year
  • PRS$74.991 Year

Questions

Is Wind Reader free?
Wind Reader is free to download, with no in-app purchases.
Is Eagle Ballistics free?
Eagle Ballistics is free to download, with in-app purchases available.
Which has better reviews, Wind Reader or Eagle Ballistics?
Eagle Ballistics is rated higher. Wind Reader averages 4.0 out of 5 from 5 ratings, while Eagle Ballistics averages 4.8 from 30 ratings.
Do Wind Reader or Eagle Ballistics have ads?
Neither Wind Reader nor Eagle Ballistics shows ads.
Which is updated more often, Wind Reader or Eagle Ballistics?
Wind Reader ships an update weekly, and Eagle Ballistics monthly. Most recently, Wind Reader was updated on June 26, 2026 and Eagle Ballistics on September 9, 2026.

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