Comparison

SubMOA vs TrueData

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

Head to head
About

SubMOA

This app helps shooting sports enthusiasts analyze target pictures to calculate group size and point of impact. It allows users to record shooting conditions, equipment, and manage results for record-keeping and sharing.

Highlights
  • Capture and analyze target pictures
  • Calculate group size and point of impact
  • Record shooting conditions and equipment
  • Manage and share shooting results
  • Support MOA or MIL units
  • Analyze multiple groups on one target
Features
Read full description

SubMOA is a mobile app designed for shooting sports enthusiasts, especially precision rifle shooters. Features: 1. Use phone's back camera capture properly scaled target pictures 2. Allow pick target picture from device library 3. Allow manually set actual size on target picture 4. Allow re-analysis target 5. Calculate group size, point of impact by analyzing target picture 6. Generate analyzed target pictures for record keeping and easy sharing 7. Record equipment setup along with the target pictures 8. Record shooting conditions such as temperature, wind condition 9. Manage the records of shooting results 10. Share the target picture from Camera Roll 11. Allow analyze and record multiple groups on the same target 12. Allow user change font size of labels 13. Support metric system 14. Allow user select MOA or MIL as accuracy unit. 15. Calculate group mean radius 16. Allow user attach equipment picture on target

About

TrueData

This app calculates ballistic data for rifles and bullets, factoring in weather and distance. It offers advanced features like muzzle velocity and BC truing, extensive bullet libraries, and customizable rifle and bullet profiles. Exportable trajectory tables and real-time weather integration enhance accuracy for shooters.

Highlights
  • Ballistic calculations
  • Real-time weather integration
  • Extensive bullet libraries
  • Customizable rifle and bullet profiles
  • Trajectory table generation
  • Muzzle velocity and BC truing
  • Spin drift calculation
Features
Read full description

Set up your rifles and bullets, refresh the weather and drag out your distance. Turret clicks are calculated on the fly and displayed instantly. Includes the full Sierra and Barnes bullet libraries and Doppler Data, plus: • Muzzle Velocity truing feature • BC truing feature • Barnes Doppler Library • Sierra Doppler Library • Multiple weather input options for any scenario or equipment • Elevation offset option for rifle zero • Intuitive, modern interface • Quickly dial in the wind and target distance • Calculates multiple click adjustments in MRAD or MOA • Supports combinations of metric and imperial • Supports ICAO and US Metro units • Supports G7, G1 and many other drag models • Supports either single, or up to 6 BC entries • Create and save your own rifles and bullets • Quickly view and duplicate bullets and rifles • Calculates spin drift • Retrieves weather at your location • Allows overriding temperature, humidity, air pressure • Automatically detects shooting angle (up/dn) • Generates trajectory tables showing zero and transonic zone • Ability to export trajectories as CSV/TSV/Pipe and PDF Report • Displays equivalent 1 MOA & MRAD when choosing distance • Displays equivalent 1 click of current scope at distance • Haptic feedback for positive button presses • Export your settings, rifles and bullets to Google Drive, DropBox, Email... • Import your settings, rifles and bullets to make switching devices easier • Add multiple distances to view a convenient Target Card • Connect your Bluetooth weather device for real-time changes (currently supports Kestrel, Skywatch and WeatherFlow) • Account for weather conditions while zeroing (Zero Weather) • Allow for variations in powder temperature with a simple interface • Allow for chronograph distance in bullet velocity • Fine tune your exact Wind Direction in a popup • Convenient Training Timer • Quick compass option in the Wind card • Virtual Range Finder estimates your target distance via GPS • Select basic or detailed form entry options in settings • Adjust your rifle's Scope Scale Factor • Round trajectories to your scope's clicks

Screenshots

SubMOA1 screens
TrueData4 screens

Verdict

The call

The clearest difference is review sentiment: TrueData at 100% against SubMOA's 46%. TrueData also leads on rating (5.0 vs 3.1). SubMOA's advantage is ratings volume (48 vs 11). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

TrueData holds the better App Store score, 5.0 against 3.1. Both are backed by a comparable volume of ratings — 48 and 11 respectively. Written reviews point the same way: 46% of SubMOA's written reviews are positive against 100% of TrueData's.

UpkeepUpdate frequency

SubMOA ships an update monthly, TrueData every 4 weeks. The most recent releases landed on September 28, 2026 and September 22, 2026 respectively.

Scorecard3 real differences · 7 level
SubMOA versus TrueData: the parameters behind the verdict, then further details
ParameterSubMOATrueData
PriceFreeFree
Rating3.1 (48 ratings)5.0 (11 ratings) — better
Positive reviews45.8% of reviews100.0% of reviews — better
Number of ratings48 — better11
Update frequencyMonthlyEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size12 MB31 MB
Age rating12+17+
DeveloperHaiyuan WangSierra Bullets LLC

Customer experience

SubMOA

All ratings48 ratings
Positive47.9%
Neutral12.5%
Negative39.6%
Written reviews48 reviews
Positive45.8%
Neutral16.7%
Negative37.5%

TrueData

All ratings11 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

SubMOA

No in-app purchases

None

TrueData

No in-app purchases

Questions

Is SubMOA free?
SubMOA is free to download, with no in-app purchases.
Is TrueData free?
TrueData is free to download, with no in-app purchases.
Which has better reviews, SubMOA or TrueData?
TrueData is rated higher. SubMOA averages 3.1 out of 5 from 48 ratings, while TrueData averages 5.0 from 11 ratings.
Do SubMOA or TrueData have ads?
Neither SubMOA nor TrueData shows ads.
Which is updated more often, SubMOA or TrueData?
SubMOA ships an update monthly, and TrueData every 4 weeks. Most recently, SubMOA was updated on September 28, 2026 and TrueData on September 22, 2026.

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