# PM Scanner App vs Knock.AI

The clearest difference is in-app purchases: PM Scanner App at none against Knock.AI's 1. PM Scanner App also leads on rating (5.0 vs 4.6). Knock.AI's advantage is ratings volume (10 vs 3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Knock.AI sells 1 one-off in-app purchase. PM Scanner App asks for nothing beyond the download.

PM Scanner App holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 3 and 10 respectively.

PM Scanner App ships an update every 2 months, Knock.AI monthly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PM Scanner App | Knock.AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/pm-scanner-app/id1377441016/reviews)** | [4.6 (10 ratings)](https://appshunter.io/ios/app/knockai-d2d-sales-training/id6748592187/reviews) |
| Number of ratings | 3 | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 74 MB | 32 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ballparc, LLC](https://appshunter.io/developer/675011140) | [Aaron Soni](https://appshunter.io/developer/1826461017) |

## What reviewers say

### PM Scanner App

[App page](https://appshunter.io/ios/app/pm-scanner-app/id1377441016)

This app allows parking operators to quickly scan and validate ParkMobile reservations using their device's camera. It provides real-time transaction updates and an up-to-date mobile dashboard for lot inventory. A ParkMobile Parking Provider account is required for use.

**Highlights:** Scan barcodes and QR codes, Real-time transaction updates, Mobile dashboard for lot inventory, Uses device camera, Requires ParkMobile account

**Features:** Apple Wallet

**In-app purchases:** none


### Knock.AI

[App page](https://appshunter.io/ios/app/knockai-d2d-sales-training/id6748592187)

This AI-powered sales coach offers realistic roleplay scenarios with diverse customer personas. It provides instant, actionable feedback on persuasion, confidence, clarity, tone, and response time to help users improve their sales skills. Track progress over time and unlock advanced features with an optional subscription.

**Highlights:** AI-powered sales coaching, Realistic customer roleplay, Instant feedback on sales skills, Progress tracking and history, Multiple difficulty levels, Optional subscription for advanced features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10x Mode | $4.99 | one-time |


## Frequently asked questions

### Is PM Scanner App free?

PM Scanner App is free to download, with no in-app purchases.

### Is Knock.AI free?

Knock.AI is free to download, with in-app purchases available.

### Which has better reviews, PM Scanner App or Knock.AI?

PM Scanner App is rated higher. PM Scanner App averages 5.0 out of 5 from 3 ratings, while Knock.AI averages 4.6 from 10 ratings.

### Do PM Scanner App or Knock.AI have ads?

Neither PM Scanner App nor Knock.AI shows ads.

### Which is updated more often, PM Scanner App or Knock.AI?

PM Scanner App ships an update every 2 months, and Knock.AI monthly. Most recently, PM Scanner App was updated on November 2, 2026 and Knock.AI on November 5, 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.*