# CharGo vs DuoLock

The clearest difference is in-app purchases: CharGo at none against DuoLock's 2. CharGo also leads on iOS requirement (15.5 vs 17.0). DuoLock's advantage is ads (none vs shown) and update cadence (every 3 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. DuoLock sells 2 in-app purchases, starting at $3.99 per month. CharGo asks for nothing beyond the download.

CharGo ships an update every 2 months, DuoLock every 3 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CharGo | DuoLock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 115 MB | 57 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Chargo AS](https://appshunter.io/developer/1491001718) | [JONAS BECKER](https://appshunter.io/developer/1776440720) |

## What reviewers say

### CharGo

[App page](https://appshunter.io/ios/app/chargo/id1491001719)

Rent portable power banks from a network of stations to keep your devices charged on the go. Simply scan a QR code to rent, charge your phone or gadgets, and return to any station.

**Highlights:** Rentable power banks, Network of charging stations, Charge phones and gadgets, Multiple charging cable types, Return to any station, Daily charge limit

**Features:** Apple Wallet

**In-app purchases:** none


### DuoLock

[App page](https://appshunter.io/ios/app/duolock-offline-together/id6781005887)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Together Pass Monthly | $3.99 | per month |
| Together Pass Annual | $34.99 | per year |


## Frequently asked questions

### Is CharGo free?

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

### Is DuoLock free?

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

### Do CharGo or DuoLock have ads?

CharGo shows ads; DuoLock does not.

### Which is updated more often, CharGo or DuoLock?

CharGo ships an update every 2 months, and DuoLock every 3 days. Most recently, CharGo was updated on October 24, 2026 and DuoLock on October 28, 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.*