# ParkRTC vs CharmPass

The clearest difference is rating: CharmPass at 4.9 against ParkRTC's 3.7. CharmPass also leads on review sentiment (61% vs 23%) and update cadence (every 2 months vs every 10 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

CharmPass holds the better App Store score, 4.9 against 3.7. That said, the two scores are not equally well evidenced: CharmPass has 32K ratings behind it against 787, so its average is the more settled of the two. Written reviews point the same way: 23% of ParkRTC's written reviews are positive against 61% of CharmPass's.

ParkRTC ships an update every 10 months, CharmPass every 2 months. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ParkRTC | CharmPass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (787 ratings)](https://appshunter.io/ios/app/parkrtc/id1114413585/reviews) | **[4.9 (32K ratings)](https://appshunter.io/ios/app/charmpass/id1411574150/reviews)** |
| Number of ratings | 787 | **32K** |
| Positive reviews | 22.6% of reviews | **61.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 45 MB | 31 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Boston Properties Limited Partnership](https://appshunter.io/developer/1464570968) | [Maryland Transit Administration](https://appshunter.io/developer/1411574149) |

## What reviewers say

### ParkRTC

[App page](https://appshunter.io/ios/app/parkrtc/id1114413585)

Manage your parking at Reston Town Center directly from your mobile device. Pay for parking securely with a credit card, extend your session, and receive notifications. Enjoy shopping and dining with convenient parking management.

**Highlights:** Mobile parking payment, Extend parking sessions, Parking session notifications, Parking history tracking, Retailer validation and discounts, Secure credit card payment

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient
- 💡 Allows for quick parking payments

**What reviewers complain about**

- 🐛 App crashes and glitches
- 💰 Expensive and predatory fee structure
- 🤖 Overly complicated setup process
- 🚫 Lack of integration with common payment methods
- 📵 Requires permanent app presence on user's device

**Reported bugs**

- App starts charging time before payment is complete
- App doesn't recognize user's PIN/account information
- Validation process is inconsistent and unreliable

**Requested features**

- Allow payment in smaller time increments
- Integrate with popular parking apps like ParkMobile
- Provide more transparent and user-friendly pricing
- Offer more flexible payment options (e.g., Apple Pay)


### CharmPass

[App page](https://appshunter.io/ios/app/charmpass/id1411574150)

Purchase and use transit fares instantly from your phone. Securely register payment methods and buy tickets for local services, trains, and buses. Avoid paper tickets, cash, and ticket machines.

**Highlights:** Instant fare purchase, No paper tickets, Multiple transit options, Secure payment options, Group fare purchase, Offline ticket activation

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Convenient and easy to use
- 👍 Seamless integration with payment methods
- 🚀 Faster boarding process
- 🚀 Efficient for commuting
- 👍 Eco-friendly and paperless

**What reviewers complain about**

- 🐛 App crashes and login issues
- 🐛 Tickets not always working as expected
- 🐛 Ticket expiration issues
- 🐛 Lack of offline functionality
- 🐛 Inconsistent bus driver interactions

**Reported bugs**

- Tickets disappearing from the app
- Tickets not activating properly
- Compatibility issues with newer devices
- Unreliable location tracking

**Requested features**

- Loyalty program or incentives
- Improved ticket management and refund options
- Real-time transit updates and alerts
- Apple Watch integration
- Better offline support


## Frequently asked questions

### Is ParkRTC free?

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

### Is CharmPass free?

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

### Which has better reviews, ParkRTC or CharmPass?

CharmPass is rated higher. ParkRTC averages 3.7 out of 5 from 787 ratings, while CharmPass averages 4.9 from 32K ratings.

### Do ParkRTC or CharmPass have ads?

Neither ParkRTC nor CharmPass shows ads.

### Which is updated more often, ParkRTC or CharmPass?

ParkRTC ships an update every 10 months, and CharmPass every 2 months. Most recently, ParkRTC was updated on October 9, 2026 and CharmPass on October 17, 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.*