# Winter OPS vs CieloTracker

The clearest difference is price: Winter OPS at Free against CieloTracker's $99.99. Winter OPS also leads on ads (none vs shown) and iOS requirement (15.0 vs 18.0). CieloTracker's advantage is in-app purchases (none vs 7) and update cadence (daily vs every 8 months). On device support there is nothing between them.

Winter OPS is free to download; CieloTracker costs $99.99 up front. Winter OPS sells 7 in-app purchases, starting at $7.49 per year. CieloTracker asks for nothing beyond the download.

Winter OPS ships an update every 8 months, CieloTracker daily. The most recent releases landed on September 12, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Winter OPS | CieloTracker |
| --- | --- | --- |
| Price | **Free** | $99.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cielotracker/id6751013407/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Daily** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 65 MB | 12 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Avimont GmbH](https://appshunter.io/developer/488879220) | [Samuel Gonzalez](https://appshunter.io/developer/1833113143) |

## What reviewers say

### Winter OPS

[App page](https://appshunter.io/ios/app/winter-ops/id488881673)

This application assists with de-icing and anti-icing procedures by providing holdover time calculations based on official guidelines. It also decodes SNOWTAMs and offers customizable alerts for approaching expiry times, aiding aviation operations in winter conditions.

**Highlights:** Holdover Time (HOT) calculations, SNOWTAM decoding, Customizable expiry time alerts, Qualified fluid information, Weather definitions, Dark mode support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 year generic Fluids (FAA) | $7.49 | per year |
| 1 year generic Fluids (EASA) | $7.49 | per year |
| 1 year generic Fluids (TC) | $7.49 | per year |
| 1 year all Fluids (FAA) | $12.49 | per year |
| 1 year all Fluids (EASA) | $12.49 | per year |
| 1 year all Fluids (TC) | $12.49 | per year |
| Decoder Enabling | $1.49 | one-time |


### CieloTracker

[App page](https://appshunter.io/ios/app/cielotracker/id6751013407)

Receive instant push alerts for critical aviation weather changes at your selected airports. This tool helps pilots and dispatchers monitor METARs and TAFs without constant manual checks, offering a clean, ad-free interface for efficient workflows.

**Highlights:** Real-time METAR/TAF push alerts, Custom minima thresholds, Unlimited airport monitoring, Alternate legality assessment, Ad-free interface, Background monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Winter OPS free?

Winter OPS is free to download, with in-app purchases available.

### Is CieloTracker free?

CieloTracker costs $99.99, with no in-app purchases.

### Do Winter OPS or CieloTracker have ads?

CieloTracker shows ads; Winter OPS does not.

### Which is updated more often, Winter OPS or CieloTracker?

Winter OPS ships an update every 8 months, and CieloTracker daily. Most recently, Winter OPS was updated on September 12, 2026 and CieloTracker on September 18, 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.*