# Tern vs Grind Pilates Co

The clearest difference is iOS requirement: Tern at 11.0 against Grind Pilates Co's 16.0. On price, review sentiment, update cadence and ads there is nothing between them.

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

Tern ships an update every 6 months, Grind Pilates Co every 7 months. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Tern | Grind Pilates Co |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 7 months |
| Monetization | Free | Free |
| Size | 18 MB | 65 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Albert Still](https://appshunter.io/developer/1479504919) | [Grind Pilates](https://appshunter.io/developer/1818514735) |

## What reviewers say

### Tern

[App page](https://appshunter.io/ios/app/tern/id1491440009)

This app automatically tracks your walking, cycling, or running commutes using AI and phone sensors. Monitor your progress, compete on CO2 leaderboards, and join challenges for rewards from sustainable brands. It's a free way to fight climate change with active transportation.

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Grind Pilates Co

[App page](https://appshunter.io/ios/app/grind-pilates-co/id6746781765)

This app offers dynamic Reformer and Mat Pilates classes led by expert instructors. It provides a supportive and empowering space for all ages and abilities to build strength, flexibility, and endurance. Join a community focused on growth and confident movement.

**Highlights:** Dynamic Reformer and Mat Pilates classes, Expert instructor-led sessions, Build strength, flexibility, and endurance, Supportive and empowering community, Suitable for all ages and abilities

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

**In-app purchases:** none


## Frequently asked questions

### Is Tern free?

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

### Is Grind Pilates Co free?

Grind Pilates Co is free to download, with no in-app purchases.

### Do Tern or Grind Pilates Co have ads?

Neither Tern nor Grind Pilates Co shows ads.

### Which is updated more often, Tern or Grind Pilates Co?

Tern ships an update every 6 months, and Grind Pilates Co every 7 months. Most recently, Tern was updated on October 14, 2026 and Grind Pilates Co on October 17, 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.*