# Calypso Upgrader

> Standalone app to update Ultrasonic Portables firmware. (iPhone/iPad app by Calypso Instruments.)

- Source: https://appshunter.io/ios/app/calypso-upgrader/id1611011749 (this page in markdown: same URL + `.md`)
- Developer: [Calypso Instruments](https://appshunter.io/developer/928168289)
- Category: Utilities
- Price: Free
- Rating: 1.50/5 from 4 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 8.0 · 3 MB
- Languages: English
- Released: 2022-02-22
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/calypso-upgrader/id1611011749/reviews.md

## What is Calypso Upgrader?

Calypso upgrader standalone app.

Update the firmware of your Ultrasonic Portables in an easy way.

## Key features

- Firmware updates
- Ultrasonic Portables support
- Easy to use interface
- Standalone application

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/calypso-upgrader/id1611011749/reviews.md

### 1/5 — Was never able to connect with the NEMA gateway

*2023-06-01*

I tried and followed the instructions but was never able to connect to the gateway

### 2/5 — Upgraded with a glitch

*2023-03-26*

Did an upgrade and now the windmeter says wind is at 137.7 mph and says N/A on direction, also messes with temp and humidity. Before this it seemed to work well

### 1/5 — Does not upgrade

*2022-10-02, version 1.0.5*

The app connects states “Performing Step 1 Upgrade:Success
Then when I check version has not changed.

## Frequently asked questions about Calypso Upgrader

### What is Calypso Upgrader used for?

Calypso Upgrader is a standalone application designed to easily update the firmware of your Ultrasonic Portables devices. It simplifies the process of keeping your hardware software current.

### Is Calypso Upgrader free to use?

Yes, Calypso Upgrader is available for free. There are no costs associated with downloading or using the application.

### What devices does Calypso Upgrader support?

Calypso Upgrader is designed to update the firmware of Ultrasonic Portables. It is available on iPhone, iPad, and iPod devices.

### How often is Calypso Upgrader updated?

The latest version of Calypso Upgrader is 1.0.9, which was last updated on February 20, 2023. Update frequency can vary based on developer releases.

### What is the age rating for Calypso Upgrader?

Calypso Upgrader has an age rating of 4+. This indicates it is suitable for a wide range of users.

### What is the user feedback on Calypso Upgrader?

Calypso Upgrader has received a rating of 1.5 stars from 4 ratings. User feedback is limited, but the current rating suggests areas for improvement.

### When was Calypso Upgrader first released?

Calypso Upgrader was first released on February 22, 2022. It has since received updates to improve its functionality.

## Version history (last 1 release)

### 1.0.9 — 2023-02-20

Updated firmware.

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## More apps by Calypso Instruments

- [AnemoTracker](https://appshunter.io/ios/app/anemotracker/id928168290)
- [Anemotracker Configurator](https://appshunter.io/ios/app/anemotracker-configurator/id6477843327)
- [CalypsoSpray](https://appshunter.io/ios/app/calypsospray/id6769805534)

All apps by Calypso Instruments: https://appshunter.io/developer/928168289

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*