# Extended Rest Operations vs ICELANDIC SAUNA

The clearest difference is price: ICELANDIC SAUNA at Free against Extended Rest Operations's $2.99. ICELANDIC SAUNA also leads on iOS requirement (13.0 vs 15.6). Extended Rest Operations's advantage is update cadence (every 3 weeks vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

ICELANDIC SAUNA is free to download; Extended Rest Operations costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Extended Rest Operations ships an update every 3 weeks, ICELANDIC SAUNA every 2 months. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Extended Rest Operations | ICELANDIC SAUNA |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.3 (67 ratings)](https://appshunter.io/ios/app/extended-rest-operations/id619262446/reviews)** | — |
| Number of ratings | **67** | — |
| Positive reviews | 70.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 35 MB | 27 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Santiago Borja Lopez](https://appshunter.io/developer/581569234) | [Guangdong Dioo Equipment Co., Ltd](https://appshunter.io/developer/1892936006) |

## What reviewers say

### Extended Rest Operations

[App page](https://appshunter.io/ios/app/extended-rest-operations/id619262446)

Easily calculate inflight rest periods for long-haul flights. Features multiple rest distribution options and flight data input methods. Includes a round-up feature for clear schedules and optional alarms for crew changes.

**Highlights:** Calculate inflight rest periods, Over 10 rest distributions, Multiple flight data input methods, Round-up feature for schedules, Wake-up alarms for crew changes

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### ICELANDIC SAUNA

[App page](https://appshunter.io/ios/app/icelandic-sauna/id6775512229)

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

**In-app purchases:** none


## Frequently asked questions

### Is Extended Rest Operations free?

Extended Rest Operations costs $2.99, with no in-app purchases.

### Is ICELANDIC SAUNA free?

ICELANDIC SAUNA is free to download, with no in-app purchases.

### Do Extended Rest Operations or ICELANDIC SAUNA have ads?

Neither Extended Rest Operations nor ICELANDIC SAUNA shows ads.

### Which is updated more often, Extended Rest Operations or ICELANDIC SAUNA?

Extended Rest Operations ships an update every 3 weeks, and ICELANDIC SAUNA every 2 months. Most recently, Extended Rest Operations was updated on November 1, 2026 and ICELANDIC SAUNA on October 31, 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.*