# Kayak Flow vs ESTR

The clearest difference is iOS requirement: ESTR at 13.0 against Kayak Flow's 17. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Kayak Flow | ESTR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/kayak-flow/id6748418501/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 9 MB | 40 MB |
| Requires iOS | 17 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Novalipa, LLC](https://appshunter.io/developer/1825729774) | [ESTR.Fit, LLC](https://appshunter.io/developer/1873292024) |

## What reviewers say

### Kayak Flow

[App page](https://appshunter.io/ios/app/kayak-flow/id6748418501)

This app combines tide tables, weather forecasts, and current charts into a single 10-day outlook. It helps you find the best days to paddle by matching conditions to your comfort level and launch site preferences. Receive morning notifications for upcoming ideal windows and easily plan your next water adventure.

**Highlights:** 10-day combined tide, current, wind, and weather forecast, Customizable comfort thresholds for temperature, wind, and rain, Gold star ratings for ideal paddling days, Hourly forecast details including tide height and current speed, Launch site saving and management, Morning notifications for upcoming good windows, Privacy-focused with no account or data harvesting

**In-app purchases:** none


### ESTR

[App page](https://appshunter.io/ios/app/estr/id6758517642)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kayak Flow free?

Kayak Flow is free to download, with no in-app purchases.

### Is ESTR free?

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

### Do Kayak Flow or ESTR have ads?

Neither Kayak Flow nor ESTR shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*