# Plot Flow vs Butler AI Writing Assistant

The clearest difference is ads: Plot Flow at none against Butler AI Writing Assistant's shown. Butler AI Writing Assistant's advantage is iOS requirement (13.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Plot Flow sells 2 in-app purchases, starting at $3.99 per month and Butler AI Writing Assistant sells 2 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Plot Flow | Butler AI Writing Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 months |
| Size | 36 MB | 37 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [晓璐 王](https://appshunter.io/developer/1813754081) | [Ai Image Photo Generator](https://appshunter.io/developer/1743592388) |

## What reviewers say

### Plot Flow

[App page](https://appshunter.io/ios/app/plot-flow/id6746090993)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $3.99 | per month |
| Unlimited Access | $34.99 | per year |


### Butler AI Writing Assistant

[App page](https://appshunter.io/ios/app/butler-ai-writing-assistant/id6759268585)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Butler AI Pro Weekly | $2.99 | per 7 days |
| Butler AI Pro Annual | $79.99 | per year |


## Frequently asked questions

### Is Plot Flow free?

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

### Is Butler AI Writing Assistant free?

Butler AI Writing Assistant is free to download, with in-app purchases available.

### Do Plot Flow or Butler AI Writing Assistant have ads?

Butler AI Writing Assistant shows ads; Plot Flow 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.*