# ProbSim vs ScriptNova AI

The clearest difference is review sentiment: ScriptNova AI at 100% against ProbSim's 0%. ScriptNova AI also leads on update cadence (every 2 days vs every 40 months). ProbSim's advantage is monetization model (free vs freemium) and iOS requirement (8.0 vs 18.5). On price, ads, 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.

ProbSim ships an update every 40 months, ScriptNova AI every 2 days. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ProbSim | ScriptNova AI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 2 days** |
| Monetization | **Free** | Freemium |
| Size | 29 MB | 21 MB |
| Requires iOS | **8.0** | 18.5 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Thomas Bretl](https://appshunter.io/developer/553850818) | [Dived Yacoub](https://appshunter.io/developer/1844457146) |

## What reviewers say

### ProbSim

[App page](https://appshunter.io/ios/app/probsim/id954912323)

Simulate probability experiments with various tools like coins, dice, and spinners. Test your predictions against experimental results and tackle challenging probability problems.

**Highlights:** Probability experiment simulation, Coin flipping, Dice rolling, Spinner manipulation, Marble drawing from urns, Predictive testing, Problem-solving challenges

**Features:** macOS Compatibility

**In-app purchases:** none


### ScriptNova AI

[App page](https://appshunter.io/ios/app/scriptnova-ai/id6754204863)

This AI assistant provides fast, clear answers and smooth animations for creators and teams. It remembers chat details, offers model choices, and has daily limits that reset. Optional premium features are available.

**Highlights:** Fast, clear AI answers, Chat memory and multiple chats, Model selection for tasks, Daily limits that reset, Photo context in chats, No account required

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ProbSim free?

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

### Is ScriptNova AI free?

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

### Do ProbSim or ScriptNova AI have ads?

Neither ProbSim nor ScriptNova AI shows ads.

### Which is updated more often, ProbSim or ScriptNova AI?

ProbSim ships an update every 40 months, and ScriptNova AI every 2 days. Most recently, ProbSim was updated on October 4, 2026 and ScriptNova AI on October 7, 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.*