# E6B Descent Planner vs 中研院導覽GO

The clearest difference is rating: 中研院導覽GO at 5.0 against E6B Descent Planner's 3.5. 中研院導覽GO also leads on update cadence (weekly vs every 9 months). E6B Descent Planner's advantage is ratings volume (14 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

中研院導覽GO holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: E6B Descent Planner has 14 ratings behind it against 1, so its average is the more settled of the two.

E6B Descent Planner ships an update every 9 months, 中研院導覽GO weekly. The most recent releases landed on September 4, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | E6B Descent Planner | 中研院導覽GO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (14 ratings)](https://appshunter.io/ios/app/e6b-descent-planner/id673252710/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/go/id1283944960/reviews)** |
| Number of ratings | **14** | 1 |
| Positive reviews | 92.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Weekly** |
| Monetization | Free | Free |
| Size | 37 MB | 53 MB |
| Requires iOS | **8.0** | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arthur Varrassi](https://appshunter.io/developer/673243828) | [Academia Sinica Digital Center](https://appshunter.io/developer/796836886) |

## What reviewers say

### E6B Descent Planner

[App page](https://appshunter.io/ios/app/e6b-descent-planner/id673252710)

This tool offers a digital circular slide rule for pilots to perform real-time descent planning. It calculates crucial metrics like top of descent distance, descent angle, and glide ratio with simple one-finger operation.

**Highlights:** Digital circular slide rule, Real-time descent planning, Top of descent distance calculation, Descent angle calculation, Vertical descent rate calculation, Glide ratio calculation, Maximum glide distance calculation

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

**In-app purchases:** none


### 中研院導覽GO

[App page](https://appshunter.io/ios/app/go/id1283944960)

Navigate research institutes with detailed maps and walking directions. Discover events, find nearby amenities like dining and ATMs, and search for specific institutes using keywords.

**Highlights:** Institute navigation with walking times, Keyword search for institutes, Event information and venue directions, Nearby amenity finder (dining, ATM, parking), Interactive map

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E6B Descent Planner free?

E6B Descent Planner is free to download, with no in-app purchases.

### Is 中研院導覽GO free?

中研院導覽GO is free to download, with no in-app purchases.

### Which has better reviews, E6B Descent Planner or 中研院導覽GO?

中研院導覽GO is rated higher. E6B Descent Planner averages 3.5 out of 5 from 14 ratings, while 中研院導覽GO averages 5.0 from 1 ratings.

### Do E6B Descent Planner or 中研院導覽GO have ads?

Neither E6B Descent Planner nor 中研院導覽GO shows ads.

### Which is updated more often, E6B Descent Planner or 中研院導覽GO?

E6B Descent Planner ships an update every 9 months, and 中研院導覽GO weekly. Most recently, E6B Descent Planner was updated on September 4, 2026 and 中研院導覽GO on September 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.*