AB Quantum

Name: AB Quantum
Rating: 4.7 (2355 reviews)
Author: Applied Ballistics

By: Applied Ballistics

Applied Ballistics Quantum

Features & Capabilities

Applied Ballistics Quantum is a state-of-the-art ballistics app that combines a complete solver with robust profile management for long-range shooting. The all-new one-handed UI puts major features within reach, enabling rapid field solutions and a streamlined user experience.

AB Quantum introduces AB Quantum Connect and AB Quantum Sync for instant device pairing and encrypted cloud backups, plus customizable range and target cards, a growing reticle library, and chronograph integration for automatic velocity capture. Built for ongoing innovation, AB Quantum keeps rifle data synced across devices and backed up securely.

User Growth & Download Statistics

App Sports Education Privacy & Security Data

By:

Applied Ballistics

Rating:

4.70

(2,355) 35 new ratings

Version:

3.7.3 Last updated: 2026-06-01

Version code:

885881788

Creation date:

2014-07-13

Compatible devices:

Size:

296.71MB

URLs:

Website ,Privacy policy

Full description:

Source:

Apple Apps Store

Data ingested on:

2026-06-06

Compare stats and ranking:

Ranking

# 38,881 ▲ 194

For Developers

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Contact the developer

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Developed by:

Applied Ballistics

Apple Apps Store

https://apps.apple.com/us/app/ab-quantum/id785619104

Website:

http://www.appliedballisticsllc.com/

User Reviews

AB Quantum is a powerful ballistic app with advanced modeling and real-time analysis, and strong hardware integration (Kestrel, Garmin, wearables) that makes it especially useful for professionals and long-range shooters. However, it faces stability and reliability issues (crashes, freezes, wind data glitches) and usability complaints about a steep learning curve and a less friendly new interface. Repeatedly cited gaps include Apple Watch HUD, remote waypoint support, vortex scope profiles, and some licensing/paywall changes, along with mixed support experiences.

Pros

Powerful, feature-rich ballistic solver with advanced models (Monte Carlo WEZ, radar-verified drag) and real-time expert analysis (Spotter).
Strong hardware integration: load/sync profiles from Kestrel, sync with Garmin watches, and display firing solutions on wearables.
Pro-level usefulness for instructors and long-range shooters; accurate at extreme distances and across calibers; widely applicable.
Clean, modern interface and strong overall capabilities that many users compare favorably to competitors.

Cons

Stability and reliability issues: crashes after iOS updates, random freezes, and intermittent comms/wind data problems with Kestrel.
Usability concerns: steep learning curve and some users finding the new interface less friendly than the old version.

Recent reviews

This is phenomenal for so many reasons. The 2A industry, generally, lags in tech by a large margin, but this is absolutely solid to modern app standards. The broad execution is excellent, but it’s the details where I’m impressed. For instance, the WEZ uses Monte Carlo simulations to ascribe P-sub H, rather than simple probability distributions. The inclusion of “Spotter” is fantastic (and likely underutilized by users), it’s like having a PhD ballistician at your side to explore and explain every aspect of ballistics. It provides instant expert analysis on complex topics like aerodynamic jump and offers real-time troubleshooting for connected hardware like Kestrel and Garmin devices. By utilizing radar-verified Custom Drag Models, it ensures your firing solutions are mathematically superior to any standard approximation. It effectively turns my device into a living coach, providing a level of confidence and technical support that is totally unmatched.