# ULOCK vs 履約

The clearest difference is update cadence: 履約 at every 3 days against ULOCK's every 2 months. ULOCK's advantage is iOS requirement (15.0 vs 18.2). On price, ads, in-app purchases and device support there is nothing between them.

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

ULOCK ships an update every 2 months, 履約 every 3 days. The most recent releases landed on October 10, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ULOCK | 履約 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 52 MB | 7 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Uspace Tech Ltd.](https://appshunter.io/developer/1200776654) | [CHEN YU CHEN](https://appshunter.io/developer/1857924378) |

## What reviewers say

### ULOCK

[App page](https://appshunter.io/ios/app/ulock/id1453949429)

This app allows users to manage and share their smart parking spaces. Earn extra income by renting out your spot when not in use and enjoy the convenience of smart control. Contribute to a greener planet by reducing search time for parking.

**Highlights:** Smart parking space management, Earn income by sharing parking spots, One-tap control for parking barriers, View parking customer information, Track parking details and earnings, Contribute to reduced carbon emissions

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

**In-app purchases:** none


### 履約

[App page](https://appshunter.io/ios/app/cooperation/id6756006577)

**In-app purchases:** none


## Frequently asked questions

### Is ULOCK free?

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

### Is 履約 free?

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

### Do ULOCK or 履約 have ads?

Neither ULOCK nor 履約 shows ads.

### Which is updated more often, ULOCK or 履約?

ULOCK ships an update every 2 months, and 履約 every 3 days. Most recently, ULOCK was updated on October 10, 2026 and 履約 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.*