# Fi vs Kyklo

The clearest difference is in-app purchases: Fi at none against Kyklo's 3. Fi also leads on chart position (#166 vs unranked) and device support (3 vs 1). Kyklo's advantage is update cadence (every 2 days vs weekly). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Kyklo sells 3 in-app purchases, starting at $4.99 per month. Fi asks for nothing beyond the download.

Fi ships an update weekly, Kyklo every 2 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Fi | Kyklo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (42K ratings)](https://appshunter.io/ios/app/fi-gps-dog-tracker/id1438036784/reviews)** | — |
| Number of ratings | **42K** | — |
| Positive reviews | 37.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free | — |
| Best chart rank | **#166** | — |
| Size | 196 MB | 62 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Barking Labs Corp.](https://appshunter.io/developer/1002251935) | [Thibault Fischer](https://appshunter.io/developer/1812386269) |

## What reviewers say

### Fi

[App page](https://appshunter.io/ios/app/fi-gps-dog-tracker/id1438036784)

**Currently charting:** #166 Top Free · Health & Fitness (US App Store)

This app pairs with a smart collar to track your dog's location, monitor their activity and health patterns, and alert you if they leave a designated safe zone. It offers AI-powered insights into your dog's behavior and a lost dog mode for emergencies.

**Highlights:** Real-time GPS dog tracking, Customizable safe zone alerts, Activity and health monitoring, AI behavior insights, Lost Dog Mode, Long battery life collar, Apple Watch integration

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate GPS tracking
- 🔒 Provides peace of mind
- 👍 Helpful customer service
- 🚀 Long battery life
- 👍 Waterproof collar

**What reviewers complain about**

- 🐛 Inaccurate GPS location
- 🔋 Battery drain issues
- 🐛 Unreliable connectivity
- 👎 Intrusive notifications
- 👎 Difficult to cancel subscription

**Reported bugs**

- Collar stops working unexpectedly
- App glitches and crashes
- GPS tracking lags or shows incorrect locations

**Requested features**

- Customizable notification settings
- Offline step/distance tracking
- Ability to edit/delete activity data
- More accurate geofencing options
- Integration with other apps (e.g. Wag)


### Kyklo

[App page](https://appshunter.io/ios/app/kyklo-workout-tracker-and-timer/id6757382523)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kyklo PRO | $4.99 | per month |
| Kyklo PRO | $17.99 | per year |
| Kyklo PRO | $29.99 | one-time |


## Frequently asked questions

### Is Fi free?

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

### Is Kyklo free?

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

### Do Fi or Kyklo have ads?

Neither Fi nor Kyklo shows ads.

### Which is updated more often, Fi or Kyklo?

Fi ships an update weekly, and Kyklo every 2 days. Most recently, Fi was updated on November 7, 2026 and Kyklo on October 31, 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.*