Stilta vs Praktika

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-10-08
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At a glance

DimensionStiltaPraktika
CategoryPatent analysisLanguage learning
Target userPatent attorneys & IP teamsIntermediate language learners
Core featureAgentic prior art & infringement analysisConversation with AI tutors
Mobile appNoYes
Free tierNoneLimited daily practice

Praktika and Stilta serve completely different needs—one is a mobile app for language speaking practice, the other an enterprise AI platform for patent law. There's no direct competition. Choose based on your domain: if you're an intermediate learner wanting fluent conversation, pick Praktika; if you're a patent attorney needing rapid, defensible prior art searches, choose Stilta.

Stilta
Stilta

Agentic AI that runs invalidity, infringement, and freedom-to-operate patent analyses with word-for-word source citations.

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Praktika
Praktika

Praktika pairs you with named AI tutors for live voice conversation practice and corrections that fold into the dialogue.

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Pricing
Contact Sales
Freemium
Plans
—
$0/mo
~$8/mo
Popularity
21 views
7.5k views
Skill Level
Advanced
Beginner-friendly
API Available
Platforms
Web
Mobile
Categories
⚖️ Contracts, E-Signature & Legal
🗣️ Language Learning
Features
Invalidity analysis across 180M+ patents in 100+ jurisdictions
Infringement analysis with element-by-element claim mapping
Freedom-to-operate analysis with feature decomposition and risk scoring
Steerable prior art search attorneys can direct, not a flat reference list
Portfolio mode analyzing thousands of patents at once
Single-patent mode for one matter at a time
Source-cited evidence with one-click jumps to highlighted passages in the original
Domain agents read full-text patents, not just titles and abstracts
Scientific literature search covering 250M+ publications
Internet Archive search back to the 1990s
Live patent index refreshed daily
Defensible first draft in about 17 minutes median runtime
Risk ranking per feature from cleared to high-risk
Zero AI training on customer data with per-tenant isolation
SAML SSO, audit logs, encryption in transit and at rest
AI tutors Tama, Raven, Skye, and Noah for live conversation practice
Voice conversation practice for spoken fluency
Text conversation practice for written dialogue
Real-time corrections on pronunciation, grammar, and word choice
Tutor restates your sentence correctly and adds new vocabulary
Cross-session context memory so tutors remember your mistakes
Personal study plan adapting to goals, interests, and pace
Grammar, vocabulary, listening, and reading exercises
Soft, balanced, and strict feedback intensity modes
Native-language interface for learners starting from zero
Smart prompts and natural phrases to keep dialogue flowing
Free conversation on any topic in your own words
Learn in your native language from scratch
iOS and Android mobile apps

What real users say: Stilta vs Praktika

Not marketing copy and not our opinion — a structured sweep of public discussion (reviews, forums, communities and video comments), showing what people praise and what they complain about for each tool.

Stilta

19 mentions across 1 sources · 10% positive — critical (averaged across 1 source)

YouTube

What users praise

  • • Purpose-built for patent attorneys, not generic LLMs. (claim)
  • • Claims 100% prior-art recall on PTAB IPR benchmarks. (claim)
  • • Source-cited evidence with one-click links to original passages. (claimed feature)
  • • Reads full-text patents, not just abstracts, reducing hallucination risk. (claimed feature)

What frustrates them

  • • Zero community reviews or independent tests to verify claims.
  • • Brand-name collision with Stila Cosmetics dominates YouTube search results.
  • • No public pricing, no free trial, hard to evaluate ROI.
  • • No user forums or community support visible.

Researched Sep 1, 2026

Praktika

64 mentions across 5 sources · 36% positive — critical (weighted across 5 sources)

Hacker News, YouTube, Product Hunt, App Store, Lemmy

What users praise

  • • Gets shy learners speaking out loud without the pressure of a human partner
  • • Unlimited low-stakes conversation reps at roughly $8/month beats private-tutor pricing
  • • Tutors remember prior mistakes, so later sessions feel warmer than the first
  • • Cross-session memory and adaptive study plan personalise practice over time

What frustrates them

  • • Mispronounces French 'est' and reads Japanese kanji and kana incorrectly
  • • Can't hold a dialect line — European Portuguese kept reverting to Brazilian
  • • Beginner course described as unintuitive and already too advanced for zero-level
  • • Push-to-talk listener mishears, and the app ships with no onboarding instructions

Researched Oct 7, 2026

Who should pick which

  • Intermediate language learner
    Pick: Praktika

    Praktika's AI tutors and real-time corrections directly address speaking fluency, with free tier to start.

  • Polyglot practicing multiple languages
    Pick: Praktika

    Praktika supports multiple languages and offers conversational practice for each.

  • Patent attorney preparing IPR petitions
    Pick: Stilta

    Stilta provides high-recall prior art searches with source citations, validated on PTAB cases.

  • Corporate IP team doing portfolio FTO
    Pick: Stilta

    Stilta's portfolio mode can analyze thousands of patents quickly, reducing manual effort.

  • Absolute beginner in a language
    Pick: Praktika

    Praktika offers native language interface and grammar exercises, though better suited for intermediate learners.

Frequently Asked Questions

Stilta vs Praktika: which should you choose?

Praktika and Stilta serve completely different needs—one is a mobile app for language speaking practice, the other an enterprise AI platform for patent law. There's no direct competition. Choose based on your domain: if you're an intermediate learner wanting fluent conversation, pick Praktika; if you're a patent attorney needing rapid, defensible prior art searches, choose Stilta.

Can Praktika help me learn a language from scratch?

Praktika is best for intermediate learners; absolute beginners may find grammar-first apps like Duolingo more suitable.

Does Stilta offer a free trial?

No, Stilta requires contacting sales for pricing; there is no free tier mentioned.

Is Praktika available on desktop?

No, Praktika is mobile-only.

How fast does Stilta deliver results?

Stilta provides a defensible first answer in about 17 minutes.

Does Stilta train on user data?

No, Stilta guarantees zero AI training on user data and per-tenant isolation.

Can I use Praktika for business English?

Yes, Praktika allows free conversation on any topic, including business scenarios.

What does Stilta's portfolio mode do?

It enables analysis of thousands of patents at once for portfolio-wide prior art or infringement checks.

Are Praktika's AI tutors real humans?

No, they are AI-powered tutors with distinct personas.

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Last reviewed: July 3, 2026