# AB Quantum vs Impact Scoring

The clearest difference is review sentiment: Impact Scoring at 100% against AB Quantum's 45%. Impact Scoring also leads on in-app purchases (none vs 15) and rating (4.9 vs 4.7). AB Quantum's advantage is ratings volume (2.7K vs 18) and chart position (#118 vs unranked). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AB Quantum sells 15 in-app purchases, starting at $2.99 per month. Impact Scoring asks for nothing beyond the download.

Impact Scoring holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: AB Quantum has 2.7K ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 45% of AB Quantum's written reviews are positive against 100% of Impact Scoring's.

AB Quantum ships an update fortnightly, Impact Scoring every 8 days. The most recent releases landed on September 23, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | AB Quantum | Impact Scoring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (2.7K ratings)](https://appshunter.io/ios/app/ab-quantum/id785619104/reviews) | **[4.9 (18 ratings)](https://appshunter.io/ios/app/impact-scoring/id6702021327/reviews)** |
| Number of ratings | **2.7K** | 18 |
| Positive reviews | 44.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#118** | — |
| Size | 299 MB | 64 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Applied Ballistics](https://appshunter.io/developer/785619107) | [Impact Scoring](https://appshunter.io/developer/1769600462) |

## What reviewers say

### AB Quantum

[App page](https://appshunter.io/ios/app/ab-quantum/id785619104)

**Currently charting:** #118 Top Grossing · Sports (US App Store)

This app provides a comprehensive ballistics solver and profile management tool for long-range shooting. It features a new user interface designed for single-handed use, enabling quick solutions and seamless integration with Bluetooth-enabled devices. Users can sync gun profiles, create customizable range cards, and access an updated reticle library.

**Highlights:** Ballistics solver, Profile management, Bluetooth device integration, Customizable range/target cards, Reticle library, Ballistic truing, Chronograph integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Elite Monthly | $2.99 | per month |
| Professional Monthly | $3.99 | per month |
| Elite Annual | $19.99 | per year |
| Professional Annual | $29.99 | per year |
| Custom Drag Model (CDM) for Berger 0.264cal 140gr Target Hybrid | $1.99 | one-time |
| Custom Drag Model (CDM) for Sierra 0.308cal 175gr MatchKing | $1.99 | one-time |
| Custom Drag Model (CDM) for Hornady 0.264cal 140gr ELD Match | $1.99 | one-time |
| Custom Drag Model (CDM) for Hornady 0.264cal 143gr ELD X | $1.99 | one-time |
| Custom Drag Model (CDM) for Hornady 0.264cal 147gr ELD Match | $1.99 | one-time |
| AB Caliber 0.224 CDMs | $9.99 | one-time |
| AB Caliber 0.243 CDMs | $9.99 | one-time |
| AB Caliber 0.264 CDMs | $9.99 | one-time |
| AB Caliber 0.284 CDMs | $9.99 | one-time |
| AB Caliber 0.308 CDMs | $9.99 | one-time |
| AB Caliber 0.338 CDMs | $9.99 | one-time |

**What reviewers like**

- 🚀 Best ballistic app
- 👍 Accurate ballistic calculations
- 👍 Comprehensive features
- 👍 Great support
- 👍 Easy to use once set up

**What reviewers complain about**

- 🐛 Buggy after updates
- 🐛 Connectivity issues with Kestrel
- 🐛 Glitches with user interface
- 👎 Difficult to navigate
- 👎 Outdated interface

**Reported bugs**

- Bullet BC not retaining custom values
- Profiles disappearing after updates
- Atmospheric data not syncing correctly
- Ballistics calculations not matching real-world data

**Requested features**

- Apple Watch app
- More reticle options
- Metric unit support
- Backup and restore functionality
- Improved range card and target card features


### Impact Scoring

[App page](https://appshunter.io/ios/app/impact-scoring/id6702021327)

This application enhances precision shooting with real-time scoring and detailed analytics. It provides tools for shooters of all skill levels and live video coverage to track performance and refine skills.

**Highlights:** Real-time scoring, Detailed analytics, Live video coverage, Performance tracking, Skill refinement tools, Community connection

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is AB Quantum free?

AB Quantum is free to download, with in-app purchases available.

### Is Impact Scoring free?

Impact Scoring is free to download, with no in-app purchases.

### Which has better reviews, AB Quantum or Impact Scoring?

Impact Scoring is rated higher. AB Quantum averages 4.7 out of 5 from 2.7K ratings, while Impact Scoring averages 4.9 from 18 ratings.

### Do AB Quantum or Impact Scoring have ads?

Neither AB Quantum nor Impact Scoring shows ads.

### Which is updated more often, AB Quantum or Impact Scoring?

AB Quantum ships an update fortnightly, and Impact Scoring every 8 days. Most recently, AB Quantum was updated on September 23, 2026 and Impact Scoring on September 15, 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.*