# Check US Visa Slots vs ParkPlug

The clearest difference is rating: Check US Visa Slots at 4.7 against ParkPlug's 3.0. Check US Visa Slots also leads on update cadence (every 3 weeks vs every 7 months) and ratings volume (301 vs 7). ParkPlug's advantage is iOS requirement (13.0 vs 15.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

Check US Visa Slots holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Check US Visa Slots has 301 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 67% of Check US Visa Slots's written reviews are positive against 60% of ParkPlug's.

Check US Visa Slots ships an update every 3 weeks, ParkPlug every 7 months. The most recent releases landed on October 25, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Check US Visa Slots | ParkPlug |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (301 ratings)](https://appshunter.io/ios/app/check-us-visa-slots/id1628965248/reviews)** | [3.0 (7 ratings)](https://appshunter.io/ios/app/parkplug/id6443453163/reviews) |
| Number of ratings | **301** | 7 |
| Positive reviews | **66.7% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | Free | Free |
| Size | 38 MB | 46 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TWIPPY TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1643138815) | [ParkPlug LLC](https://appshunter.io/developer/1642955599) |

## What reviewers say

### Check US Visa Slots

[App page](https://appshunter.io/ios/app/check-us-visa-slots/id1628965248)

This app helps US visa applicants find appointment openings at consulates worldwide. It uses crowdsourced data and real-time updates from other users to show availability for various visa types. Users can also set up alerts for when appointments become available.

**Highlights:** Crowdsourced slot availability data, Real-time updates from users, Visibility into F-1, H-1B, B1/B2 visa slots, Time-saving trend analysis, Customizable appointment opening alerts

**Features:** Safari Extension

**In-app purchases:** none


### ParkPlug

[App page](https://appshunter.io/ios/app/parkplug/id6443453163)

This app facilitates electric vehicle charging for apartment residents. It integrates with property management software for a seamless experience, allowing users to plug in, connect, and pay monthly through a resident portal.

**Highlights:** Seamless EV charging integration, Property management software connection, Resident portal for payments, Monthly billing, Easy plug-in and connect

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

**In-app purchases:** none


## Frequently asked questions

### Is Check US Visa Slots free?

Check US Visa Slots is free to download, with no in-app purchases.

### Is ParkPlug free?

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

### Which has better reviews, Check US Visa Slots or ParkPlug?

Check US Visa Slots is rated higher. Check US Visa Slots averages 4.7 out of 5 from 301 ratings, while ParkPlug averages 3.0 from 7 ratings.

### Do Check US Visa Slots or ParkPlug have ads?

Neither Check US Visa Slots nor ParkPlug shows ads.

### Which is updated more often, Check US Visa Slots or ParkPlug?

Check US Visa Slots ships an update every 3 weeks, and ParkPlug every 7 months. Most recently, Check US Visa Slots was updated on October 25, 2026 and ParkPlug on October 23, 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.*