# FlightDev Student Portal vs Logbook Time Calc

The clearest difference is in-app purchases: FlightDev Student Portal at none against Logbook Time Calc's 11. FlightDev Student Portal also leads on iOS requirement (15.1 vs 18.6). Logbook Time Calc's advantage is update cadence (every 8 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Logbook Time Calc sells 11 in-app purchases, starting at $3.99 per month. FlightDev Student Portal asks for nothing beyond the download.

FlightDev Student Portal ships an update every 3 weeks, Logbook Time Calc every 8 days. The most recent releases landed on October 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | FlightDev Student Portal | Logbook Time Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Size | 31 MB | 1.7 GB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [INVICTUS11 IT SOLUTIONS](https://appshunter.io/developer/1657823962) | [EDUARD FARTADE](https://appshunter.io/developer/1896295054) |

## What reviewers say

### FlightDev Student Portal

[App page](https://appshunter.io/ios/app/flightdev-student-portal/id6756277433)

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

**In-app purchases:** none


### Logbook Time Calc

[App page](https://appshunter.io/ios/app/logbook-time-calc/id6766518740)

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abbonamento | $3.99 | per month |
| Abbonamento | $17.99 | per year |
| Tip | $0.99 | one-time |
| Tip | $1.99 | one-time |
| Tip | $2.99 | one-time |
| 100 Cloud Ai reads | $3.99 | one-time |
| Tip | $3.99 | one-time |
| Tip | $8.99 | one-time |
| Tip | $17.99 | one-time |
| Lifetime | $24.99 | one-time |
| Tip | $44.99 | one-time |


## Frequently asked questions

### Is FlightDev Student Portal free?

FlightDev Student Portal is free to download, with no in-app purchases.

### Is Logbook Time Calc free?

Logbook Time Calc is free to download, with in-app purchases available.

### Do FlightDev Student Portal or Logbook Time Calc have ads?

Neither FlightDev Student Portal nor Logbook Time Calc shows ads.

### Which is updated more often, FlightDev Student Portal or Logbook Time Calc?

FlightDev Student Portal ships an update every 3 weeks, and Logbook Time Calc every 8 days. Most recently, FlightDev Student Portal was updated on October 5, 2026 and Logbook Time Calc on October 25, 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.*