# AB Quantum vs Walker's Link

The clearest difference is in-app purchases: Walker's Link at none against AB Quantum's 15. Walker's Link also leads on iOS requirement (14.0 vs 16.0). AB Quantum's advantage is ads (none vs shown) and review sentiment (45% vs 14%). On price, ratings volume, monetization model 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. Walker's Link asks for nothing beyond the download.

AB Quantum holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 2.9K and 3K respectively. Written reviews point the same way: 45% of AB Quantum's written reviews are positive against 14% of Walker's Link's.

AB Quantum ships an update fortnightly, Walker's Link every 2 months. The most recent releases landed on October 21, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | AB Quantum | Walker's Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.9K ratings)](https://appshunter.io/ios/app/ab-quantum/id785619104/reviews)** | [4.5 (3K ratings)](https://appshunter.io/ios/app/walkers-link/id1492319206/reviews) |
| Number of ratings | 2.9K | **3K** |
| Positive reviews | **44.7% of reviews** | 14.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#95** | — |
| Size | 466 MB | 144 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Applied Ballistics](https://appshunter.io/developer/785619107) | [GSM Outdoors](https://appshunter.io/developer/1813997223) |

## What reviewers say

### AB Quantum

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

**Currently charting:** #95 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


### Walker's Link

[App page](https://appshunter.io/ios/app/walkers-link/id1492319206)

Control your Walker's headphones with this app. Adjust ambient volume, switch listening modes, and access exclusive features like Ambient Mute and Auto Shutoff to conserve battery. Designed to enhance your audio experience.

**Highlights:** Change ambient volume, Exclusive LINK feature, Ambient Mute, Auto Shut Off, Four ambient listening modes

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great noise cancellation and ambient sound control
- 👍 Comfortable fit and good battery life
- 💡 Useful for outdoor activities and shooting ranges

**What reviewers complain about**

- 🐛 Consistent connectivity issues with the app
- 🔋 Battery percentage not accurately displayed in the app
- 👎 App is unintuitive and lacks important features

**Reported bugs**

- App unable to detect or connect to the earbuds
- Earbuds randomly disconnecting or not responding
- Incorrect battery percentage displayed in the app

**Requested features**

- Improved app stability and reliability
- More customization options for sound settings
- Inclusion of instruction manual within the app


## Frequently asked questions

### Is AB Quantum free?

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

### Is Walker's Link free?

Walker's Link is free to download, with no in-app purchases.

### Which has better reviews, AB Quantum or Walker's Link?

AB Quantum is rated higher. AB Quantum averages 4.7 out of 5 from 2.9K ratings, while Walker's Link averages 4.5 from 3K ratings.

### Do AB Quantum or Walker's Link have ads?

Walker's Link shows ads; AB Quantum does not.

### Which is updated more often, AB Quantum or Walker's Link?

AB Quantum ships an update fortnightly, and Walker's Link every 2 months. Most recently, AB Quantum was updated on October 21, 2026 and Walker's Link on October 20, 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.*