# Rogallo BlackBox vs Variometer+

The clearest difference is review sentiment: Variometer+ at 89% against Rogallo BlackBox's 40%. Variometer+ also leads on rating (4.8 vs 4.0) and ratings volume (27 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Rogallo BlackBox sells 3 in-app purchases, starting at $1.49 per month and Variometer+ sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Variometer+ holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Variometer+ has 27 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 40% of Rogallo BlackBox's written reviews are positive against 89% of Variometer+'s.

Rogallo BlackBox ships an update fortnightly, Variometer+ every 3 weeks. The most recent releases landed on September 24, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Rogallo BlackBox | Variometer+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/rogallo-blackbox/id1450278553/reviews) | **[4.8 (27 ratings)](https://appshunter.io/ios/app/variometer-plus/id1636307202/reviews)** |
| Number of ratings | 3 | **27** |
| Positive reviews | 40.0% of reviews | **89.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 52 MB | 9 MB |
| Requires iOS | 15.6 | **15.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Bastian Roessler](https://appshunter.io/developer/779503653) | [iSolid apps](https://appshunter.io/developer/1215383083) |

## What reviewers say

### Rogallo BlackBox

[App page](https://appshunter.io/ios/app/rogallo-blackbox/id1450278553)

This app serves as a comprehensive flight logbook for paragliding pilots. It allows for recording, analyzing, and managing flights, eliminating the need for manual data transfer. Pilots can track their progress, equipment usage, and flight statistics.

**Highlights:** Record signed IGC flight files, Upload flights to XC servers, In-flight visual and audio information, Search and filter flight logbook, Detailed flight analysis and comparison, Import flights from DHV-XC, IGC, GPX, Track flying equipment and maintenance, Sync flights with Mac via iCloud

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.49 | per month |
| Pro | $9.49 | per year |
| Rogallo BlackBox Pro | $17.99 | one-time |


### Variometer+

[App page](https://appshunter.io/ios/app/variometer-plus/id1636307202)

This app provides a highly responsive variometer for paragliding, hang gliding, and aviation. It offers customizable beeps, haptic feedback, and ground speed/altitude displays, with an independent Apple Watch app for full functionality on your wrist.

**Highlights:** Highly responsive variometer algorithm, Audible beeps and haptic feedback, Ground speed and altitude display, Sink alarm, Customizable settings and sounds, Independent Apple Watch app

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vario PRO Monthly | $6.99 | per month |
| Vario PRO Yearly | $14.99 | per year |
| Vario PRO Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Rogallo BlackBox free?

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

### Is Variometer+ free?

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

### Which has better reviews, Rogallo BlackBox or Variometer+?

Variometer+ is rated higher. Rogallo BlackBox averages 4.0 out of 5 from 3 ratings, while Variometer+ averages 4.8 from 27 ratings.

### Do Rogallo BlackBox or Variometer+ have ads?

Neither Rogallo BlackBox nor Variometer+ shows ads.

### Which is updated more often, Rogallo BlackBox or Variometer+?

Rogallo BlackBox ships an update fortnightly, and Variometer+ every 3 weeks. Most recently, Rogallo BlackBox was updated on September 24, 2026 and Variometer+ on September 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*