# AonenCharge vs MEL Expiry Calc

The clearest difference is in-app purchases: AonenCharge at none against MEL Expiry Calc's 1. AonenCharge also leads on ads (none vs shown). MEL Expiry Calc's advantage is update cadence (every 2 months vs every 4 months) and iOS requirement (13.0 vs 15.2). On price and device support there is nothing between them.

Both are free to download. MEL Expiry Calc sells 1 one-off in-app purchase. AonenCharge asks for nothing beyond the download.

AonenCharge ships an update every 4 months, MEL Expiry Calc every 2 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | AonenCharge | MEL Expiry Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 12 MB | 29 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [HangZhouHaochong Technology Co.,Ltd.](https://appshunter.io/developer/1273698254) | [Adria Raventos ruiz](https://appshunter.io/developer/1876663356) |

## What reviewers say

### AonenCharge

[App page](https://appshunter.io/ios/app/aonencharge/id6739524970)

**Features:** macOS Compatibility

**In-app purchases:** none


### MEL Expiry Calc

[App page](https://appshunter.io/ios/app/mel-expiry-calc/id6759302113)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $2.99 | one-time |


## Frequently asked questions

### Is AonenCharge free?

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

### Is MEL Expiry Calc free?

MEL Expiry Calc is free to download, with in-app purchases available.

### Do AonenCharge or MEL Expiry Calc have ads?

MEL Expiry Calc shows ads; AonenCharge does not.

### Which is updated more often, AonenCharge or MEL Expiry Calc?

AonenCharge ships an update every 4 months, and MEL Expiry Calc every 2 months. Most recently, AonenCharge was updated on October 25, 2026 and MEL Expiry Calc 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.*