# Theo vs BlastList

The clearest difference is in-app purchases: BlastList at none against Theo's 9. BlastList also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Theo sells 9 in-app purchases, starting at $4.99 per 7 days. BlastList asks for nothing beyond the download.

## The numbers

| Metric | Theo | BlastList |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (13 ratings)](https://appshunter.io/ios/app/theo-stop-overthinking/id6759104892/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 28 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Kilby Labs Inc.](https://appshunter.io/developer/6778542781) | [Richard Shea](https://appshunter.io/developer/1887724899) |

## What reviewers say

### Theo

[App page](https://appshunter.io/ios/app/theo-stop-overthinking/id6759104892)

This app helps you stop overthinking by guiding you through a structured analysis of your worries and decisions. It uses evidence-based reasoning to show you the actual probabilities of your concerns, replacing feelings with clarity.

**Highlights:** Structured journaling for worries, Evidence-based probability analysis, Interactive what-if sliders, Sensitivity analysis of evidence, Private thinking journal, Bayesian reasoning framework

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Theo Plus - Weekly Subscription | $4.99 | per 7 days |
| Theo Plus - Monthly Subscription | $9.99 | per month |
| Theo Plus - 3 Month Subscription | $12.99 | per 3 months |
| Theo Plus - Semiannual Subscription | $39.99 | per 6 months |
| Theo Plus - Annual Subscription | $39.99 | per year |
| Theo Plus - Semiannual Subscription | $39.99 | per 6 months |
| Theo Plus - Semiannual Subscription | $59.99 | per 6 months |
| Theo Plus - Annual Subscription | $69.99 | per year |
| Theo Plus - Annual Subscription | $99.99 | per year |


### BlastList

[App page](https://appshunter.io/ios/app/blastlist/id6761085582)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Theo free?

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

### Is BlastList free?

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

### Do Theo or BlastList have ads?

Theo shows ads; BlastList does not.

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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.*