# M.E.L.C. vs Maintenance Experience Logbook

The clearest difference is update cadence: Maintenance Experience Logbook at every 2 months against M.E.L.C.'s every 18 months. M.E.L.C.'s advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

M.E.L.C. ships an update every 18 months, Maintenance Experience Logbook every 2 months. Both last shipped on September 19, 2026.

## The numbers

| Metric | M.E.L.C. | Maintenance Experience Logbook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/melc/id1315299613/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 6 MB | 38 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Janko Enke](https://appshunter.io/developer/1315299612) | [Ljiljana Aspradakis](https://appshunter.io/developer/1790081272) |

## What reviewers say

### M.E.L.C.

[App page](https://appshunter.io/ios/app/melc/id1315299613)

This tool helps aircraft engineers calculate the expiration dates for airplane defects based on minimum equipment lists. It provides a clear overview of all critical dates and allows for customization of defect categories.

**Highlights:** Calculate defect expiration dates, Supports categories A, B, C, D, View all important dates at a glance, Customize defect categories

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version | $0.99 | one-time |


### 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 |


## Frequently asked questions

### Is M.E.L.C. free?

M.E.L.C. is free to download, with in-app purchases available.

### Is Maintenance Experience Logbook free?

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

### Do M.E.L.C. or Maintenance Experience Logbook have ads?

Neither M.E.L.C. nor Maintenance Experience Logbook shows ads.

### Which is updated more often, M.E.L.C. or Maintenance Experience Logbook?

M.E.L.C. ships an update every 18 months, and Maintenance Experience Logbook every 2 months. Most recently, M.E.L.C. was updated on September 19, 2026 and Maintenance Experience Logbook on September 19, 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.*