Grammarly vs InstaText

Comprehensive side-by-side comparison — features, pricing, performance, and more.

Data last refreshed October 2026

Grammarly

Superhuman Platform Inc.

Free AI Writing Assistance

Freemium

81% verification coverage

InstaText

InstaText d.o.o.

Your writing, perfected.

Freemium

77% verification coverage

Trust & Reliability

Grammarly

Users:10M-50M

Customers (per vendor):Databricks, Indeed, Zoom +4

GDPR

SOC 2

HIPAA

InstaText

Users:1M-10M

Customers (per vendor):UC Berkeley, Stanford University, Princeton University +1

GDPR

Overall Winner: Grammarly

6.8/10 vs InstaText at 5.3/10

Leads in:

Ease of Use

Compliance & Data Protection

Customization

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

AI Comparison Summary

Grammarly

6.8

avg score

InstaText

5.3

avg score

Grammarly leads overall — particularly in Customization and Compliance & Data Protection.

Based on 6 dimensions

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

Overall Winner

Grammarly

6.8 / 10

Grammarly

Best For

Individuals seeking mistake-free writing

Teams and businesses aiming for consistent, on-brand communication

Students and institutions needing writing assistance and plagiarism checks

Marketing teams creating clear and convincing content

InstaText

Best For

Academics and researchers aiming for publication

Writers and editors seeking high-quality text refinement

Business professionals improving communication

Students enhancing academic writing

* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology

Grammarly is best for

🤖Automation & Agents5.5🔍Research5.5✍️Writing & Content5.3

InstaText is best for

🎧Customer Support5.0

Filter by your use case:

Limitations

Grammarly

Cons

Enterprise features like SSO and data loss prevention are only available on the highest tier
Advanced AI prompts are limited on the Free and Pro plans
Requires explicit permission to record typed or copied input for some features
Grammarly cannot access sensitive fields like passwords and payment information on a best-efforts basis

InstaText

Cons

Free plan is limited to 5 improvements and 1500 characters per day
No refunds are offered for unused subscription periods (terms and conditions)
Users must be at least 16 years old to create an account (terms and conditions)
Not a generative AI tool; it improves existing text, rather than creating new content (terms and conditions)
Liability for business users is limited to fees paid in the preceding twelve months for slight negligence (terms and conditions)

Weighted Score — Adjust What Matters to You

Pick a profile or drag sliders — scores and radar update instantly on the right.

Quick profiles:

Ease of Use5

Customization5

Support5

Integration5

Compliance & Data Protection5

Performance5

Planning Quality5

Dimension Comparison

Grammarly

6.8

/ 10

Clear winner

InstaText

5.3

/ 10

Dimension Breakdown

Ease of Use

How intuitive is onboarding, UI navigation, and day-to-day usage for the target audience?

Grammarly

8.0▲ +1.0

InstaText

7.0

Customization

Calculated

How much can users tailor workflows, settings, prompts, or outputs to their needs?

Grammarly

6.0▲ +4.0

InstaText

2.0

Support

How strong is the documentation, customer support, community, and learning resources?

Grammarly

6.0▲ +1.0

InstaText

5.0

Integration

Calculated

How well does it connect with other tools, APIs, and workflows?

Grammarly

6.0

InstaText

6.0

Compliance & Data Protection

Calculated

Compliance certifications and data-protection posture, counted from ten verified signals: SOC 2 Type II, GDPR compliance, HIPAA, WCAG AA/AAA, PII redaction, licensed-only training, a published sub-processor list, a downloadable DPA, not training on user data, and a documented deletion path

Grammarly

7.0▲ +3.0

InstaText

4.0

Performance

Calculated

Latency + throughput speed

Grammarly

8.0

InstaText

8.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

Grammarly

—

InstaText

—

Calculated = derived from structured signals (integration count, API/open-source config, compliance certs, response-time). AI = LLM-assessed from public website content. Methodology

Task Performance

Grammarly

Task

InstaText

4.0

Blog Writing

3.0

4.0

Article Generation

1.0

2.0

Seo Optimization

1.0

5.0

Content Research

1.0

4.0

Headline Creation

2.0

6.0

Content Repurposing

2.0

9.0

Tone Adaptation

8.0

4.0

Multi Format Output

3.0

7.0

Collaboration Workflow

4.0

5.0

Template Library

1.0

6.0

Text Summarization

1.0

7.0

Language Translation

1.0

* Task scores (1–10) are algorithmically generated from publicly available data.

Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy

Frequently Asked Questions

What are the main differences between Grammarly and InstaText?

Grammarly — "Free AI Writing Assistance". InstaText — "Your writing, perfected". The Features section on this page compares them side by side.

Who is Grammarly best for compared with InstaText?

Grammarly is best for Individuals seeking mistake-free writing; and for Teams and businesses aiming for consistent, on-brand communication. InstaText is best for Academics and researchers aiming for publication; and for Writers and editors seeking high-quality text refinement.

How does the pricing of Grammarly compare with InstaText?

Grammarly is freemium, includes a free plan, paid plans start at $30/month, offers a free trial. InstaText is freemium, includes a free plan, paid plans start at $29.99/month. Always verify current pricing with the vendor.

Does Grammarly or InstaText have a free plan?

Grammarly has a free plan and offers a free trial. InstaText has a free plan. Always verify current pricing with the vendor.

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