# Barometric Pressure Offline vs Mariner Check

The clearest difference is in-app purchases: Mariner Check at none against Barometric Pressure Offline's 5. Mariner Check also leads on rating (5.0 vs 4.8). Barometric Pressure Offline's advantage is ratings volume (209 vs 1) and iOS requirement (15.0 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. Barometric Pressure Offline sells 5 in-app purchases, starting at $4.99 per 7 days. Mariner Check asks for nothing beyond the download.

Mariner Check holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Barometric Pressure Offline has 209 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Barometric Pressure Offline | Mariner Check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (209 ratings)](https://appshunter.io/ios/app/barometric-pressure-offline/id6742408392/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mariner-check/id6801565663/reviews)** |
| Number of ratings | **209** | 1 |
| Positive reviews | 74.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 61 MB | 4 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pablo Paciello](https://appshunter.io/developer/834434174) | [KEVIN M GRAVES](https://appshunter.io/developer/1875176384) |

## What reviewers say

### Barometric Pressure Offline

[App page](https://appshunter.io/ios/app/barometric-pressure-offline/id6742408392)

This app tracks barometric pressure and altitude, working offline to keep you informed about weather changes. It provides alerts for deteriorating weather and sudden pressure shifts, which can be helpful for managing certain health conditions. Users can view historical data, export it, and utilize home screen widgets.

**Highlights:** Offline pressure and altitude tracking, Deteriorated weather alerts, Sudden pressure change alerts, History tracking and trend prediction, Export history to CSV & JSON, iOS Widgets for home and lock screen

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Subscription weekly | $4.99 | per 7 days |
| PRO Subscription monthly | $9.99 | per month |
| PRO Subscription yearly | $29.99 | per year |
| Barometer Lifetime | $9.99 | one-time |
| Barometer Lifetime | $49.99 | one-time |

**What reviewers like**

- 👍 Clean, simple, easy to use
- 💰 Reasonable one-time fee
- 🚀 Fast developer response
- 💯 Accurate and dependable
- 🔒 Good privacy, no data collection

**What reviewers complain about**

- ❌ Not detailed enough for migraines
- 🔄 Does not refresh automatically
- ❓ Unclear data access requirements
- 🔋 High battery usage due to location services
- 📍 Location services required

**Reported bugs**

- App does not notify of significant changes
- App does not refresh unless manually opened
- Motion data access needed screen with no clear resolution
- Lock screen widget does not update without opening the app
- Typo in 'deteriorated'

**Requested features**

- More frequent updates and readings
- Notifications for pressure drops over a wider range of hours (4-7)
- Re-add notifications/alarms for barometric pressure increases
- Self-adjusting vertical scale for pressure trend graph
- User-selectable notification threshold


### Mariner Check

[App page](https://appshunter.io/ios/app/mariner-check/id6801565663)

Organize professional mariner credentials and track renewal dates. View status at a glance, set custom reminders, and manage multiple document types. Stay prepared for renewals with this convenient organizational tool.

**Highlights:** Organize credentials, Track renewal dates, Custom renewal windows, Expiration reminders, Home Screen widget, Offline access, Mask credential numbers

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

**In-app purchases:** none


## Frequently asked questions

### Is Barometric Pressure Offline free?

Barometric Pressure Offline is free to download, with in-app purchases available.

### Is Mariner Check free?

Mariner Check is free to download, with no in-app purchases.

### Which has better reviews, Barometric Pressure Offline or Mariner Check?

Mariner Check is rated higher. Barometric Pressure Offline averages 4.8 out of 5 from 209 ratings, while Mariner Check averages 5.0 from 1 ratings.

### Do Barometric Pressure Offline or Mariner Check have ads?

Neither Barometric Pressure Offline nor Mariner Check shows ads.

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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.*