# Maintenance Experience Logbook vs MEL Expiry Calc

The clearest difference is ads: Maintenance Experience Logbook at none against MEL Expiry Calc's shown. MEL Expiry Calc's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Maintenance Experience Logbook sells 2 in-app purchases, starting at $1.99 per month and MEL Expiry Calc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Maintenance Experience Logbook | MEL Expiry Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Size | 38 MB | 29 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ljiljana Aspradakis](https://appshunter.io/developer/1790081272) | [Adria Raventos ruiz](https://appshunter.io/developer/1876663356) |

## What reviewers say

### Maintenance Experience Logbook

[App page](https://appshunter.io/ios/app/maintenance-experience-logbook/id6740461001)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| Yearly | $12.99 | per year |


### 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 Maintenance Experience Logbook free?

Maintenance Experience Logbook is free to download, with in-app purchases available.

### Is MEL Expiry Calc free?

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

### Do Maintenance Experience Logbook or MEL Expiry Calc have ads?

MEL Expiry Calc shows ads; Maintenance Experience Logbook does not.

### Which is updated more often, Maintenance Experience Logbook or MEL Expiry Calc?

Maintenance Experience Logbook ships an update every 2 months, and MEL Expiry Calc every 2 months. Most recently, Maintenance Experience Logbook was updated on September 19, 2026 and MEL Expiry Calc on September 10, 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.*