# SubMOA vs TrueData

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.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

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.

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

## The numbers

| Metric | SubMOA | TrueData |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (48 ratings)](https://appshunter.io/ios/app/submoa/id972446951/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/truedata/id6755197795/reviews)** |
| Number of ratings | **48** | 11 |
| Positive reviews | 45.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 12 MB | 31 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Haiyuan Wang](https://appshunter.io/developer/972446950) | [Sierra Bullets LLC](https://appshunter.io/developer/1450057822) |

## What reviewers say

### SubMOA

[App page](https://appshunter.io/ios/app/submoa/id972446951)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### TrueData

[App page](https://appshunter.io/ios/app/truedata/id6755197795)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*