# Probabiliti vs KnowScore

The clearest difference is update cadence: KnowScore at weekly against Probabiliti's every 2 months. Probabiliti's advantage is iOS requirement (12.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Probabiliti sells 2 one-off in-app purchases and KnowScore sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Probabiliti ships an update every 2 months, KnowScore weekly. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Probabiliti | KnowScore |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 118 MB | 54 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MATHEW KEVIN EDGAR](https://appshunter.io/developer/1833792011) | [Sergei Soldatov](https://appshunter.io/developer/6784429118) |

## What reviewers say

### Probabiliti

[App page](https://appshunter.io/ios/app/probabiliti/id6751170369)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $49.99 | one-time |
| 1 year plan | $99.99 | one-time |


### KnowScore

[App page](https://appshunter.io/ios/app/knowscore/id6784428876)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnowScore Premium(Monthly) | $3.99 | per month |
| KnowScore Premium | $3.99 | per month |
| KnowScore Premium | $29.99 | per year |


## Frequently asked questions

### Is Probabiliti free?

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

### Is KnowScore free?

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

### Do Probabiliti or KnowScore have ads?

Neither Probabiliti nor KnowScore shows ads.

### Which is updated more often, Probabiliti or KnowScore?

Probabiliti ships an update every 2 months, and KnowScore weekly. Most recently, Probabiliti was updated on October 30, 2026 and KnowScore on November 5, 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.*