# Polarsteps vs Tetiaroa Fish Guide

The clearest difference is in-app purchases: Tetiaroa Fish Guide at none against Polarsteps's 2. Tetiaroa Fish Guide also leads on iOS requirement (9.0 vs 17.0). Polarsteps's advantage is update cadence (every 4 days vs every 13 months) and ratings volume (10K vs 6). On price, rating, ads and device support there is nothing between them.

Both are free to download. Polarsteps sells 2 in-app purchases, starting at $9.99 per month. Tetiaroa Fish Guide asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Polarsteps against 5.0 for Tetiaroa Fish Guide. That said, the two scores are not equally well evidenced: Polarsteps has 10K ratings behind it against 6, so its average is the more settled of the two.

Polarsteps ships an update every 4 days, Tetiaroa Fish Guide every 13 months. The most recent releases landed on October 25, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Polarsteps | Tetiaroa Fish Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (10K ratings)](https://appshunter.io/ios/app/polarsteps/id947925763/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/tetiaroa-fish-guide/id1440261689/reviews)** |
| Number of ratings | **10K** | 6 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 13 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#52** | — |
| Size | 228 MB | 201 MB |
| Requires iOS | 17.0 | **9.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Polarsteps B.V.](https://appshunter.io/developer/947925762) | [Tetiaroa Society](https://appshunter.io/developer/1440261688) |

## What reviewers say

### Polarsteps

[App page](https://appshunter.io/ios/app/polarsteps/id947925763)

**Currently charting:** #52 Top Grossing · Travel, #203 Top Free · Travel (US App Store)

Plan, track, and relive your adventures with this app. It helps you create personalized itineraries, automatically logs your routes, and allows you to share your journey with friends and family. Capture memories with photos and videos, and even create shareable video reels or printed travel books.

**Highlights:** AI itinerary planner, Automatic route tracking, Photo and video capture, Trip sharing with updates, Trip Reels video creation, Printable Travel Books

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $9.99 | per month |
| Plus Yearly | $34.99 | per year |

**What reviewers like**

- 💻 Excellent app for travel blogging
- 👍 Easy to use and share with family/friends
- 🗺️ Great GPS tracking and map features
- 📷 Seamless photo/video integration
- 📚 Ability to create high-quality travel books

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🔄 Difficulty editing/rearranging photos and steps
- 🔋 Can be battery-intensive
- 🗺️ Inaccurate GPS tracking in some cases
- 🤖 Struggles with importing past trips and photos

**Reported bugs**

- Trouble uploading videos
- Incorrect time zone and location tracking
- Steps and photos randomly disappearing
- Crashes and freezes during usage

**Requested features**

- Ability to collaborate on trips with others
- Option to customize page layouts for travel books
- Improved video support and integration
- More flexible map and route editing tools
- Synchronization across multiple devices


### Tetiaroa Fish Guide

[App page](https://appshunter.io/ios/app/tetiaroa-fish-guide/id1440261689)

Identify common shallow-water reef fish in the Tetiaroa Atoll lagoon with this guide designed for snorkelers. Browse species like a book or search by color and shape, viewing up to five photos per fish. Save identified fish with notes and share your discoveries.

**Highlights:** Identify 134 fish species, Search by color, shape, or name, Multiple photos per fish, Logbook for saved sightings, Works on iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Polarsteps free?

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

### Is Tetiaroa Fish Guide free?

Tetiaroa Fish Guide is free to download, with no in-app purchases.

### Which has better reviews, Polarsteps or Tetiaroa Fish Guide?

Tetiaroa Fish Guide is rated higher. Polarsteps averages 4.9 out of 5 from 10K ratings, while Tetiaroa Fish Guide averages 5.0 from 6 ratings.

### Do Polarsteps or Tetiaroa Fish Guide have ads?

Neither Polarsteps nor Tetiaroa Fish Guide shows ads.

### Which is updated more often, Polarsteps or Tetiaroa Fish Guide?

Polarsteps ships an update every 4 days, and Tetiaroa Fish Guide every 13 months. Most recently, Polarsteps was updated on October 25, 2026 and Tetiaroa Fish Guide on October 13, 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.*