# JustBB Strength Training Log vs Kalypr

The clearest difference is ads: JustBB Strength Training Log at none against Kalypr's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

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

JustBB Strength Training Log ships an update weekly, Kalypr every 3 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | JustBB Strength Training Log | Kalypr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Size | 13 MB | 28 MB |
| Requires iOS | **17.0** | 17.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Andrew Olefira](https://appshunter.io/developer/6772345666) | [Matteo Colzani](https://appshunter.io/developer/6778120775) |

## What reviewers say

### JustBB Strength Training Log

[App page](https://appshunter.io/ios/app/justbb-strength-training-log/id6772345664)

**In-app purchases:** none


### Kalypr

[App page](https://appshunter.io/ios/app/kalypr/id6778120773)

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

**In-app purchases:** none


## Frequently asked questions

### Is JustBB Strength Training Log free?

JustBB Strength Training Log is free to download, with no in-app purchases.

### Is Kalypr free?

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

### Do JustBB Strength Training Log or Kalypr have ads?

Kalypr shows ads; JustBB Strength Training Log does not.

### Which is updated more often, JustBB Strength Training Log or Kalypr?

JustBB Strength Training Log ships an update weekly, and Kalypr every 3 days. Most recently, JustBB Strength Training Log was updated on November 5, 2026 and Kalypr on November 5, 2026.

---

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