# 완충e vs 메리쉐어링

The clearest difference is update cadence: 완충e at every 5 days against 메리쉐어링's every 2 months. 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.

완충e ships an update every 5 days, 메리쉐어링 every 2 months. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | 완충e | 메리쉐어링 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/e/id1531816431/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 13.0% of reviews | **18.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 63 MB | 5 MB |
| Requires iOS | **13.0** | 13.2 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [에브리포터블(주)](https://appshunter.io/developer/1515091508) | [NCM Co.,Ltd](https://appshunter.io/developer/1532715131) |

## What reviewers say

### 완충e

[App page](https://appshunter.io/ios/app/e/id1531816431)

This service allows users to easily rent and return portable chargers via QR code. Simply rent when needed, and return the charger after use without needing the app for the return process.

**Highlights:** QR code rental, Easy return, On-demand battery charging, Convenient service

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient for emergencies
- 👍 Fast charging speed (mentioned by a few)
- 👍 Multiple charging ports
- 👍 Quick customer service feedback (rare but mentioned)

**What reviewers complain about**

- 🐛 Login issues (frequent)
- 🐛 Payment/card registration failures
- 🐛 Battery not charging/malfunctioning
- 🐛 Return/refund issues
- 🐛 Inconsistent charging speed

**Reported bugs**

- Login authentication failures (Kakao, Naver)
- Payment gateway errors (card registration, payment failure)
- Batteries not charging or showing as charging when they are not
- Return process not registering, leading to extra charges
- App crashes or errors preventing usage

**Requested features**

- Improve login system stability
- Fix payment processing errors
- Ensure battery quality before rental
- Provide clearer return instructions/confirmation
- Improve customer service availability and responsiveness


### 메리쉐어링

[App page](https://appshunter.io/ios/app/qr/id1532715129)

This app is a customer-centric lifestyle platform offering QR payments, unmanned store access, ticket boxes, shared electric bikes, and reservation features. It also provides location-based information on tourist attractions, restaurants, and hotels, along with useful tips and discounts.

**Highlights:** QR payment, Unmanned store access, Shared electric bikes, Reservation system, Location-based local information, Tourist attraction details, Discount coupons

**In-app purchases:** none

**What reviewers like**

- ❤️ Fun to ride (rare)
- 👍 Convenient for short trips (rare)
- ✨ Easy to use app interface (rare)

**What reviewers complain about**

- 💸 Overpriced fares
- 😠 Unfriendly customer service
- 🚲 Poorly maintained bikes
- 📍 Limited parking areas
- ⚠️ Dangerous bike mechanics

**Reported bugs**

- Bikes not working
- Brakes not functioning
- App errors (city selection)
- Return system not working
- GPS inaccurate

**Requested features**

- Expand parking areas
- Improve bike maintenance
- Provide clearer pricing information
- Offer better customer support
- Implement a more intuitive return system


## Frequently asked questions

### Is 완충e free?

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

### Is 메리쉐어링 free?

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

### Do 완충e or 메리쉐어링 have ads?

Neither 완충e nor 메리쉐어링 shows ads.

### Which is updated more often, 완충e or 메리쉐어링?

완충e ships an update every 5 days, and 메리쉐어링 every 2 months. Most recently, 완충e was updated on September 26, 2026 and 메리쉐어링 on September 20, 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.*