# Tern — The sustainable commuting app

> AI-powered sustainable commute tracker for walking, cycling, and running. (iPhone/iPad app by Albert Still.)

- Source: https://appshunter.io/ios/app/tern/id1491440009 (this page in markdown: same URL + `.md`)
- Developer: [Albert Still](https://appshunter.io/developer/1479504919)
- Category: Health & Fitness, Lifestyle
- Price: Free
- Age rating: 4+
- Requires: iOS 11.0 · 18 MB
- Languages: English
- Released: 2020-01-19
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/tern/id1491440009/reviews.md

## What is Tern?

Like a step counter Tern automatically detects when you cycle, walk or run to work using AI and the sensors in your phone.

Track your progress in real time and move up the CO2 leaderboards for your workplace and city.

Visit the challenge section to join national challenges and win rewards from sustainable brands.

Lets fight climate change with a bicycle and a pair of trainers, download and create your profile now, it's free!

## Key features

- Automatic commute detection (walk, cycle, run)
- AI-powered tracking
- Real-time progress monitoring
- CO2 leaderboards (workplace & city)
- National challenges with rewards
- Sustainable brand partnerships

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/tern/id1491440009/reviews.md

### 5/5 — Automatic detection works really well

*2020-10-10, version 2.0*

Nice work

### 4/5 — What about e-vehicles?

*2020-02-27, version 1.0*

I use an electric skateboard - is there pipeline for future feature to allow E boards and scooters?

## Frequently asked questions about Tern

### How does Tern track my commutes?

Tern uses AI and the sensors in your phone to automatically detect when you are cycling, walking, or running to work. It then logs this activity for you.

### Can I see how my commute impacts the environment?

Yes, Tern allows you to track your progress in real time and move up the CO2 leaderboards for your workplace and city. This helps visualize your contribution to fighting climate change.

### Are there any rewards for using Tern?

Tern features a challenge section where you can join national challenges. By participating and achieving goals, you can win rewards from sustainable brands.

### What devices does Tern support?

Tern is available for iPhone and iPod devices. It requires iOS 13.0 or later.

### Is Tern free to use?

Yes, Tern is completely free to download and use. It does not require any payment to create a profile or access its tracking features.

### How often is Tern updated?

The app was last updated on March 25, 2024, with version 6.3. This indicates regular updates to improve functionality and add new features.

### What is the age rating for Tern?

Tern has an age rating of 4+, making it suitable for users of all ages. It is designed to encourage healthy and sustainable habits.

### Does Tern have ads?

No, Tern does not contain advertisements. The app is free to use and does not display any ads to its users.

## Version history (last 5 releases)

### 6.3 — 2024-03-25

Fixed issue with schedule tracking in latest iOS

### 6.2 — 2024-01-14

- Fixed issue with schedule tracking in latest iOS
- Latest versions of libraries and tooling

### 6.1 — 2023-07-16

- Improved commute tracking algorithm
- Performance improvements
- Fix notification handling not always opening the screen

### 6.0 — 2023-05-02

- Improved commute tracking algorithm
- Better goal setting, add a monthly trip count goal and watch your progress bar fill up!
- End of year "year in review" summary, share your active commuting achievements with friends
- Inferred activity type override, correct a trip activity type in case the AI gets it wrong

### 5.0 — 2021-10-27

- New challenges & rewards section. Join challenges and win products from sustainable brands
- Commute calendar heat map on user profiles for hot steak tracking!
- Breakdown the leaderboards by country
- Bike lanes overlay on all maps
- Better onboarding
- Simpler profile controls

## Apps similar to Tern

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Mayathon](https://appshunter.io/ios/app/mayathon/id6742196357) | — | Free | Health & Fitness |
| [Stepwise Pedometer](https://appshunter.io/ios/app/stepwise-pedometer/id788761724) | 4.7 (3,591) | Free | Health & Fitness |
| [Step Counter - Calorie Counter](https://appshunter.io/ios/app/step-counter-calorie-counter/id1374245987) | 4.1 (31) | Free | Health & Fitness |
| [Step Forward](https://appshunter.io/ios/app/step-forward/id1508046251) | — | Free | Health & Fitness |
| [Springday](https://appshunter.io/ios/app/springday/id1230782863) | 5.0 (1) | Free | Health & Fitness |
| [Trainrr - Client Fitness App](https://appshunter.io/ios/app/trainrr-client-fitness-app/id6737844867) | — | Free | Health & Fitness |

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*