Side by side
Sidelong vs Textglow
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
Turn everything you learn into writing worth reading.
Instantly rewrite, polish, and perfect any text without leaving your current tab
Primary task
Writing assistance
Writing assistance
Pricing
Free Trial · Trial; then from $9/mo
Freemium · Free + from $4.99/mo
Pricing details
Free + from $9/mo
Free + from $4.99/mo
Billing cycle
Monthly
Monthly
API access
Not documented
Not documented
Platforms
Web
Web
Integrations
Not documented
LinkedIn, Slack, Gmail
Source rating
No rating recorded
No rating recorded
Catalog views
444
348
Estimated monthly traffic
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Catalog imported
29 Aug 2026
31 Aug 2026
Listed strengths
- Centralized content location
- Dynamic support for writers
- Summary and insights extraction
- Searchable inventory for research
- Promotes active content engagement
- Browser extension
- Enhances written text
- Polishes existing content
- Rewrites phrases or sentences
- Grammar correction
Listed limitations
- No offline functionality
- Limited publishing platform integrations
- No collaborative tools
- No format customization in summaries
- No language translation support
- Limited to Chrome users
- Needs internet connection
- Limited cross-platform compatibility
- Limited to digital writing
- Doesn't support offline usage