# 双吉 vs ParkTimer

The clearest difference is in-app purchases: 双吉 at none against ParkTimer's 1. 双吉 also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ParkTimer sells 1 one-off in-app purchase. 双吉 asks for nothing beyond the download.

双吉 ships an update fortnightly, ParkTimer every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 双吉 | ParkTimer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/parktimer-auto-parking/id6757021981/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 82 MB | 16 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [shuai li](https://appshunter.io/developer/1110682013) | [小玲 王](https://appshunter.io/developer/1573722736) |

## What reviewers say

### 双吉

[App page](https://appshunter.io/ios/app/id6469783687)

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

**In-app purchases:** none


### ParkTimer

[App page](https://appshunter.io/ios/app/parktimer-auto-parking/id6757021981)

This app automates parking session management, calculating costs in real-time and notifying you of rate changes. It helps you avoid tickets and overpaying by tracking time, cost, and even remembering your parking spot.

**Highlights:** Automatic parking timer via car Bluetooth, Real-time parking cost calculation, Live alerts and notifications, Parking spot photo and QR code saving, Parking history and savings insights, Smart savings assistant

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ParkTimer Pro | $0.99 | one-time |


## Frequently asked questions

### Is 双吉 free?

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

### Is ParkTimer free?

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

### Do 双吉 or ParkTimer have ads?

Neither 双吉 nor ParkTimer shows ads.

### Which is updated more often, 双吉 or ParkTimer?

双吉 ships an update fortnightly, and ParkTimer every 3 weeks. Most recently, 双吉 was updated on November 3, 2026 and ParkTimer on October 30, 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.*