Koala AI vs ProWritingAid

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Koala AI

See full pricing history

USD · US · source: koala.sh

Plan	Pricing	Charged by	Offer type
Essentials — monthly	USD 9 monthly · USD 7.2 / month with annual commitment $9 /month	Flat · per month	Standalone · Fixed

ProWritingAid

See full pricing history

EUR · US · source: prowritingaid.com

Plan	Pricing	Charged by	Offer type
Free — Basic writing suggestions, everywhere you write	Free Free	Flat	Standalone · Free
Premium — Monthly Highlighted	EUR 30 monthly € 30 00 per month, billed monthly	Flat · per month, billed monthly	Standalone · Fixed
Premium — Yearly	EUR 10 monthly · EUR 10 / month with annual commitment € 10 00 per month, billed yearly	Flat · per month, billed yearly	Standalone · Fixed
Premium Pro — Monthly	EUR 36 monthly € 36 00 per month, billed monthly	Flat · per month, billed monthly	Standalone · Fixed
Premium Pro — Yearly	EUR 12 monthly · EUR 12 / month with annual commitment € 12 00 per month, billed yearly	Flat · per month, billed yearly	Standalone · Fixed

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Koala AI

Essentials — monthly

Highlights KoalaWriter word count: 15,000 words per month

Included
Highlights KoalaChat messages: 250 messages per month

Included
Highlights GPT-5.2 and Claude 4.5 Sonnet: Included

Included
Highlights KoalaImages: Limited file and image uploads

Included
Highlights Real-time factual data: Included

Included
Highlights AI-Powered SEO Optimization: Included

Included
Highlights AI images and YouTube video embedding: Included

Included
Highlights Live Amazon data for affiliate articles: Included

Included
Highlights Bulk writing mode: Included

Included
Highlights WordPress and webhook integrations: Included

Included
Highlights Google Sheets Integration: Included

Included
Highlights API Access: Included

Included

ProWritingAid

Free — Basic writing suggestions, everywhere you write

Highlights Word count limit: 500 words

Included
Highlights Runs per report per day: 2

Included
Highlights Rephrases per day: 10

Included
Highlights Sparks per day: 3

Included
Highlights Excludes: Chapter Critique, Manuscript Analysis, Plot Analysis, Virtual Beta Reader, and Marketability Analysis

Excluded
Highlights Grammar, spelling, punctuation: Included
Highlights Word Explorer & Thesaurus: Included
Highlights Document type setting: Included
Highlights Data security and privacy: Included

Premium — Monthly

Highlights Word count: Unlimited

Included
Highlights Report runs: Unlimited

Included
Highlights Rephrases per day: Unlimited

Included
Highlights Sparks per day: 5

Included
Highlights Advanced style improvements: Included
Highlights Custom style guide: Included
Highlights Snippets: Included
Highlights Writing analysis reports: 25+

Included
Highlights Customizable suggestions: Included
Highlights Terminology management: Included
Highlights Author comparison: Included
Highlights Citations: Included
Highlights Collaboration: Included
Highlights Document storage: Included
Highlights Chapter Critique: 1 per day

Included
Highlights Discount on Story Credits: Up to 40% off

Included

Premium — Yearly

Highlights Word count: Unlimited

Included
Highlights Report runs: Unlimited

Included
Highlights Rephrases per day: Unlimited

Included
Highlights Sparks per day: 5

Included
Highlights Advanced style improvements: Included
Highlights Custom style guide: Included
Highlights Snippets: Included
Highlights Writing analysis reports: 25+

Included
Highlights Customizable suggestions: Included
Highlights Terminology management: Included
Highlights Author comparison: Included
Highlights Citations: Included
Highlights Collaboration: Included
Highlights Document storage: Included
Highlights Chapter Critique: 1 per day

Included
Highlights Discount on Story Credits: Up to 40% off

Included

Premium Pro — Monthly

Highlights Everything in Premium: Included
Highlights Sparks per day: 50

Included
Highlights Chapter Critiques per day: 3

Included
Highlights Discount on Story Credits: Up to 65% off

Included
Highlights Live workshops with top authors & editors: Included
Highlights On-demand expert workshop library: Included
Highlights Daily cowriting sprints (beta): Included
Highlights Group critique sessions (beta): Included
Highlights Writer networking events (beta): Included
Highlights Guided writing challenges (beta): Included

Premium Pro — Yearly

Highlights Everything in Premium: Included
Highlights Sparks per day: 50

Included
Highlights Chapter Critiques per day: 3

Included
Highlights Discount on Story Credits: Up to 65% off

Included
Highlights Live workshops with top authors & editors: Included
Highlights On-demand expert workshop library: Included
Highlights Daily cowriting sprints (beta): Included
Highlights Group critique sessions (beta): Included
Highlights Writer networking events (beta): Included
Highlights Guided writing challenges (beta): Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Koala AI

August 27, 2026 Source
- Essentials — monthly: USD 9 monthly · USD 7.2 / month with annual commitment

ProWritingAid

August 27, 2026 Source
- Free — Basic writing suggestions, everywhere you write: Free
- Premium — Monthly: EUR 30 monthly
- Premium — Yearly: EUR 10 monthly · EUR 10 / month with annual commitment
- Premium Pro — Monthly: EUR 36 monthly
- Premium Pro — Yearly: EUR 12 monthly · EUR 12 / month with annual commitment