# Fitabase Engage vs Kalo Tracker

The clearest difference is in-app purchases: Fitabase Engage at none against Kalo Tracker's 2. Fitabase Engage also leads on update cadence (every 5 weeks vs every 6 months) and iOS requirement (15.0 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. Kalo Tracker sells 2 in-app purchases, starting at $3.99 per 7 days. Fitabase Engage asks for nothing beyond the download.

Fitabase Engage ships an update every 5 weeks, Kalo Tracker every 6 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Fitabase Engage | Kalo Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 months |
| Size | 93 MB | 115 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Small Steps Labs LLC](https://appshunter.io/developer/518207972) | [David Andres Cepeda Guzman](https://appshunter.io/developer/1799045813) |

## What reviewers say

### Fitabase Engage

[App page](https://appshunter.io/ios/app/fitabase-engage/id6496601338)

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

**In-app purchases:** none


### Kalo Tracker

[App page](https://appshunter.io/ios/app/kalo-tracker/id6757767241)

**Features:** iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kalo Pro Weekly | $3.99 | per 7 days |
| Kalo Pro Yearly | $59.99 | per year |


## Frequently asked questions

### Is Fitabase Engage free?

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

### Is Kalo Tracker free?

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

### Do Fitabase Engage or Kalo Tracker have ads?

Neither Fitabase Engage nor Kalo Tracker shows ads.

### Which is updated more often, Fitabase Engage or Kalo Tracker?

Fitabase Engage ships an update every 5 weeks, and Kalo Tracker every 6 months. Most recently, Fitabase Engage was updated on October 27, 2026 and Kalo Tracker on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*