LabFig vs Praktika

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

Analysis reviewed Live tool data as of 2026-10-09
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At a glance

DimensionLabFigPraktika
PurposeAI scientific figure generator for researchersAI language learning app for speaking fluency
PricingFreemium (free credits limited, premium for batch)Freemium (limited daily practice; premium unlocks unlimited)
Core InputText, sketch, PDF, photo, referenceSpeech (spoken responses), text
Key OutputEditable vector figures (PNG/SVG/PDF)Pronunciation & grammar corrections, fluency feedback
PlatformWeb browserMobile (iOS/Android)
Best ForGraduate students, postdocs, researchersIntermediate language learners, polyglots
Try LabFigTry Praktika
LabFig
LabFig

LabFig turns a prompt, sketch, PDF, or lab photo into an editable vector scientific figure draft with panels, labels, and arrows in place.

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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
Freemium
Freemium
Plans
$0
$7.9/mo billed annually ($94.8/yr)
$9.9/mo month-to-month
$29.9/mo billed annually ($358.8/yr)
$39.9/mo month-to-month
$79.9/mo billed annually ($958.8/yr)
$99.9/mo month-to-month
$0/mo
~$8/mo
Popularity
8 views
7.5k views
Skill Level
Beginner-friendly
Beginner-friendly
API Available
Platforms
Web
Mobile
Categories
🔬 Research & Education🖌️ Graphic Design
🗣️ Language Learning
Features
Text to Figure: generate a schematic from a natural language prompt
Sketch to Figure: convert whiteboard or notebook photos into journal-grade figures
PDF to Figure: extract and redraw schematics from research PDFs
Photo to Figure: turn lab photos into publication figures
Reference to Figure: replicate style and layout from an existing figure
Photo to Figure and Reference to Figure support multi-image context
Vector Canvas: edit every text, arrow, shape, and color after generation
Region inpainting: select part of a figure and regenerate it with one prompt
Full undo / redo in the Vector Canvas
Figure Enhancer: clean up color and line weights on reused figures
Six journal-grade styles: Scientific, Line, 3D, Editorial, Sketch, Watercolor
Auto mode: style follows the tone of your prompt
Export SVG, PDF, and PNG at 300 dpi
AI Tools hub with a task-based selector comparing seven figure workflows
Scientific figure templates across disciplines (protein-ligand binding, diffusion models, neural circuits, Li-ion battery, scRNA-seq workflow)
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: LabFig 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.

LabFig

21 mentions across 2 sources · 45% positive — mixed (averaged across 2 sources)

YouTube, Product Hunt

What users praise

  • • Handles rough sketches and photos and produces clean figures.
  • • Vector-first editing keeps all elements editable.
  • • Six visual styles match Nature, Cell, IEEE aesthetics.
  • • Text-to-figure from natural language descriptions is intuitive.

What frustrates them

  • • No direct export to journal templates like Nature or IEEE.
  • • Missing citation overlay feature for figure annotations.
  • • Very limited community reviews – risk of undiscovered bugs.
  • • Off-topic YouTube posts suggest weak real-world buzz.

Researched Jul 26, 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

  • Graduate student preparing journal figures
    Pick: LabFig

    LabFig converts text, sketches, or PDFs into editable vector figures with journal‑grade resolution, saving hours in Illustrator.

  • Intermediate English learner wanting speaking practice
    Pick: Praktika

    Praktika provides real‑time pronunciation and grammar correction through AI tutors, ideal for building fluency via conversation.

  • Postdoc needing to recover figures from old PDFs
    Pick: LabFig

    LabFig v2.0 includes PDF to Figure extraction and reconstruction, a unique feature for repurposing existing schematics.

  • Busy professional practicing Spanish on commute
    Pick: Praktika

    Praktika’s mobile‑first design and short, adaptive sessions allow convenient on‑the‑go speaking practice.

  • Research lab requiring consistent figure style across publications
    Pick: LabFig

    LabFig’s six visual styles and reference‑to‑figure feature ensure uniform formatting across multiple papers.

Frequently Asked Questions

Can LabFig generate figures from a hand-drawn sketch photo?

Yes, LabFig supports Sketch to Figure conversion from hand-drawn photos, turning rough sketches into clean vector illustrations.

Does Praktika work on desktop?

No, Praktika is a mobile-only app (iOS/Android). A desktop version is not available.

What file formats does LabFig export?

LabFig exports to PNG, SVG, and PDF at journal-grade resolution.

How many AI tutors does Praktika offer?

Praktika has five AI tutor personas: Raika, Tama, Skye, Camila, and Min-Jun.

Is there a free trial for LabFig?

LabFig offers free limited credits; exact details beyond that are not specified, but it follows a freemium model.

Can Praktika correct my pronunciation in real time?

Yes, Praktika provides real-time pronunciation correction during speaking exercises.

Does LabFig support batch generation?

Yes, batch generation is available with the Premium plan of LabFig.

Which tool is better for absolute beginners in a language?

Praktika offers a native language interface for beginners but is primarily designed for intermediate learners. Absolute beginners may prefer a grammar-first app like Duolingo.

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Explore each tool further

LabFig
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Praktika
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Last reviewed: July 2, 2026