# Plan Your Sail vs Celestron LABS

Plan Your Sail and Celestron LABS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 11, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Plan Your Sail | Celestron LABS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/plan-your-sail/id1579756953/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 16 MB | 15 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Richard Craddock](https://appshunter.io/developer/1579756955) | [Shenzhen Joyhonest Technology Co., Ltd](https://appshunter.io/developer/1472724044) |

## What reviewers say

### Plan Your Sail

[App page](https://appshunter.io/ios/app/plan-your-sail/id1579756953)

Visualize predicted tide and current conditions along sailing routes for specific dates and times. This tool helps optimize sailing trips by avoiding strong currents and low tide hazards. It utilizes NOAA data for the United States.

**Highlights:** Predict tide and current conditions, Visualize conditions along routes, Select optimal dates and times, Utilizes NOAA data, Works in the United States

**Features:** macOS Compatibility

**In-app purchases:** none


### Celestron LABS

[App page](https://appshunter.io/ios/app/celestron-labs/id6695728437)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Plan Your Sail free?

Plan Your Sail is free to download, with no in-app purchases.

### Is Celestron LABS free?

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

### Do Plan Your Sail or Celestron LABS have ads?

Neither Plan Your Sail nor Celestron LABS shows ads.

### Which is updated more often, Plan Your Sail or Celestron LABS?

Plan Your Sail ships an update every 2 months, and Celestron LABS every 2 months. Most recently, Plan Your Sail was updated on September 11, 2026 and Celestron LABS on September 9, 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.*