# Spark

> Spark is a native Windows AI text assistant.

Spark is a native Windows AI text assistant. Select text anywhere and instantly rewrite, fix grammar, summarize, and translate with one shortcut.

## Facts
- Website: https://www.spark-app.in
- Pricing: free
- Categories: AI & Machine Learning
- LotsDirectory page: https://lots.directory/products/spark
- Listing state: Unclaimed. We listed this product from its public website, and its owner has not claimed it yet.

## Detailed info

## What is Spark?

Spark is a native Windows desktop application for system-wide AI text. It lives in the menu bar and transforms selected text in any application with one shortcut. Spark v1.0.0 is system-wide AI text.

## What Spark does

Select text, press Ctrl+Shift+Space, and pick an action such as Explain Code, Rewrite, Fix Grammar, Summarize, Ask AI, or Translate. Results replace the original text, with no copy-paste needed. Chat with AI runs in a popup window, with multi-turn conversations and streaming responses. Prompt enhancement is a one-click AI-powered prompt improver. Data stays on Windows. API calls go directly to providers. No Spark servers sit in between.

## Who Spark is for

Spark is for writing in any application on Windows, with no context switching, including custom prompts for domain-specific workflows.

## How Spark works

Highlight any text in any application. Press the global shortcut Ctrl+Shift+Space. Pick an action such as Summarize, Rewrite, Fix Grammar, or a custom prompt. Text is transformed and replaced. The app is a native Windows desktop application, with no browser and no lag.

## Key features

- Instant actions from one keyboard shortcut, Ctrl+Shift+Space, in any application.
- Actions include Explain Code, Rewrite, Fix Grammar, Summarize, Ask AI, and Translate.
- In-place replace, so results replace the original text with no copy-paste needed.
- Custom actions: create prompts for domain-specific workflows.
- Chat with AI in a popup window, with multi-turn conversations and streaming responses.
- Private and local: data stays on Windows, API calls go directly to providers, and no Spark servers sit in between.

## Facts from spark-app.in, checked 14 October 2026

- Spark v1.0.0 is system-wide AI text, and 2026 Spark is on the page.
- Native Windows app, with no browser and no lag.
- Data stays on Windows, and API calls go directly to providers.

Written from Spark's own website ([Homepage](https://www.spark-app.in/), [Docs](https://www.spark-app.in/faqs)). The maker can claim this listing to edit it.

## FAQ

### What is Spark?
Spark is a native Windows desktop application that transforms selected text with AI-powered actions. It lives in the menu bar. Spark v1.0.0 is system-wide AI text.

### How does the shortcut work?
Highlight any text in any application, press Ctrl+Shift+Space, and pick an action. Text is transformed and replaced. Actions include Summarize, Rewrite, Fix Grammar, Explain Code, Ask AI, and Translate.

### Where does data stay?
Data stays on Windows. API calls go directly to providers. No Spark servers sit in between.

### Can custom actions be created?
Yes. Create prompts for domain-specific workflows. Prompt enhancement turns simple instructions into better-structured prompts.

### Does Spark work in every application?
Select text in any application. Spark is a native Windows app, with no browser and no lag, and the shortcut is global.

### Which actions can be picked?
Explain Code, Rewrite, Fix Grammar, Summarize, Ask AI, and Translate to English.

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Source: https://lots.directory/products/spark · Machine-readable context by LotsDirectory.