# Barometer Plus vs Eclipse Timer

The clearest difference is price: Eclipse Timer at Free against Barometer Plus's $3.99. Eclipse Timer also leads on update cadence (every 3 days vs every 11 days). Barometer Plus's advantage is chart position (#124 vs unranked) and iOS requirement (13.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

Eclipse Timer is free to download; Barometer Plus costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Barometer Plus ships an update every 11 days, Eclipse Timer every 3 days. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Barometer Plus | Eclipse Timer |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/barometer-plus-altimeter-pro/id1174281818/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 59.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 3 days** |
| Monetization | Paid | — |
| Best chart rank | **#124** | — |
| Size | 38 MB | 29 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ngo Na](https://appshunter.io/developer/1061345952) | [Lalit Sharma](https://appshunter.io/developer/1878357593) |

## What reviewers say

### Barometer Plus

[App page](https://appshunter.io/ios/app/barometer-plus-altimeter-pro/id1174281818)

**Currently charting:** #124 Top Paid · Weather (US App Store)

This app utilizes your device's barometer sensor to measure air pressure and altitude, helping you monitor and predict short-term weather changes. It also allows users to track how pressure impacts mood and optimize fishing conditions. The app offers extensive customization and historical data tracking.

**Highlights:** Barometer and altimeter with analog display, Temperature and humidity display, Pressure and altitude unit conversion, GPS and METAR calibration, Relative altitude measurement, Pressure change notifications, Pressure tracking and history graph

**Features:** Vision Pro support

**In-app purchases:** none


### Eclipse Timer

[App page](https://appshunter.io/ios/app/eclipse-timer/id6759380856)

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

**In-app purchases:** none


## Frequently asked questions

### Is Barometer Plus free?

Barometer Plus costs $3.99, with no in-app purchases.

### Is Eclipse Timer free?

Eclipse Timer is free to download, with no in-app purchases.

### Do Barometer Plus or Eclipse Timer have ads?

Neither Barometer Plus nor Eclipse Timer shows ads.

### Which is updated more often, Barometer Plus or Eclipse Timer?

Barometer Plus ships an update every 11 days, and Eclipse Timer every 3 days. Most recently, Barometer Plus was updated on October 12, 2026 and Eclipse Timer on October 4, 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.*