# KI Supplement Plan & Berater vs StackLab

The clearest difference is in-app purchases: KI Supplement Plan & Berater at none against StackLab's 3. KI Supplement Plan & Berater also leads on update cadence (every 2 days vs fortnightly) and iOS requirement (15.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. StackLab sells 3 in-app purchases, starting at $6.99 per month. KI Supplement Plan & Berater asks for nothing beyond the download.

KI Supplement Plan & Berater ships an update every 2 days, StackLab fortnightly. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | KI Supplement Plan & Berater | StackLab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Fortnightly |
| Size | 2 MB | 24 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Sebastian Weidner](https://appshunter.io/developer/1864715228) | [BigBalli Consulting llc](https://appshunter.io/developer/363765325) |

## What reviewers say

### KI Supplement Plan & Berater

[App page](https://appshunter.io/ios/app/ki-supplement-plan-and-berater/id6757122760)

**Features:** macOS Compatibility

**In-app purchases:** none


### StackLab

[App page](https://appshunter.io/ios/app/stacklab-supplement-tracker/id6762133065)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $6.99 | per month |
| Yearly | $49.99 | per year |
| Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is KI Supplement Plan & Berater free?

KI Supplement Plan & Berater is free to download, with no in-app purchases.

### Is StackLab free?

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

### Do KI Supplement Plan & Berater or StackLab have ads?

Neither KI Supplement Plan & Berater nor StackLab shows ads.

### Which is updated more often, KI Supplement Plan & Berater or StackLab?

KI Supplement Plan & Berater ships an update every 2 days, and StackLab fortnightly. Most recently, KI Supplement Plan & Berater was updated on October 10, 2026 and StackLab on October 6, 2026.

---

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