Nousivo on Android
All five Nousivo apps, built natively for Android 16 with Kotlin & Jetpack Compose. Material Design 3, home-screen widgets, Quick Settings tiles, adaptive icons, app shortcuts and multi-provider AI — one shared Nousivo engine underneath.
Built for Android 16
One shared Nousivo engine — five apps that feel native on every Android device.
Kotlin
100% Native
Jetpack Compose
UI Framework
Material 3
Design System
Hilt
Dependency Injection
Room
Local Database
R8/ProGuard
Optimized
Document Intelligence
The most feature-complete AI-powered PDF app on the Play Store. 60+ tools, tappable page citations, OCR chat for scanned PDFs, signature stamping, form fill & sign, and enterprise-grade security.
PDF Viewer & Editor
High-performance PDF rendering, annotation, highlighting, bookmarks, real text search, and page management.
Ask Doc with Citations
AI agents analyze your documents — every answer carries tappable page citations. Scanned PDFs work via on-device OCR.
Advanced RAG
5 chunking strategies and 7 retrieval strategies including GraphRAG for accurate, context-aware answers from your PDFs.
Form Fill, Sign & Stamp
Fill PDF forms, add signatures, stamp them onto the document, and export signed copies.
AI Guardrails
PII redaction, prompt injection detection, content policy enforcement, and toxicity filtering for safe AI interactions.
BYOK + On-Device AI
Bring your own OpenAI, Anthropic or Gemini key — or use Ollama, LM Studio and on-device models. Your keys, your choice.
Batch Processing
Process multiple documents simultaneously with parallel AI analysis and export results.
Article Reviewer
Multi-agent article review system for academic papers and research documents.
Customizable
Dark/light themes, configurable AI settings, adjustable reading modes, and personalized shortcuts.
Three More Apps, One Chief of Staff
SI Career Coach, SI Organizer and SI WorkHub are now on Android — covering your career, your life and your work with a private AI that always asks before it acts. Built on a shared engine with a Today widget, Quick Settings tile and per-app deep links.
SI Career Coach
Career Intelligence
Live job feeds, Company Watch, ATS Match resumes, anti-fabrication cover letters, application pipeline and interview prep. From $9.99/mo.
iOS • macOS • Android
SI Organizer
Life Intelligence
Energy-aware planning, tasks with defer dates, exercise & Health Connect, bills, renewals and a Life Score. From $3.99/mo.
iOS • macOS • Android
SI WorkHub
Work Intelligence
Projects with task dependencies, meeting intelligence, cited document Q&A, contracts and time & billing. From $5.99/mo.
iOS • macOS • Android
Learning Intelligence
The smartest study app on the Play Store. FSRS-5 spaced repetition, photo-to-flashcards, audio review, quiz mistake remediation, 6-stage research pipeline and gamification — science-backed learning for Android.
FSRS-5 Flashcards
Modern FSRS-5 spaced repetition. AI generates flashcards from your notes, textbooks, or any topic — and .apkg decks import too.
Gamification
XP system, 30+ levels, streak multipliers, daily challenges, achievements — stay motivated with game mechanics.
AI Study Coach
Daily personalized briefings analyzing weak spots, due cards, and exams. Adaptive advice like a private tutor.
Research Pipeline
6-stage workflow: Discover → Collect → Analyze → Design → Write → Polish. Full academic research support.
AI Study Buddies
AI-simulated study group with distinct personas. Each buddy responds differently — visual, analytical, encouraging.
6 Research Agents
Question refiner, gap finder, topic explorer, source advisor, AI annotator, and cross-document Q&A.
Feynman Technique
Explain concepts in simple terms to test true understanding. AI evaluates your explanation and suggests improvements.
14 Citation Styles
APA, MLA, Chicago, Harvard, IEEE, Vancouver, and more. Auto-format citations for any academic standard.
Deck Export/Import
Share flashcard decks as .studyg bundles. Import from friends or study groups.
System Requirements
Android 16+
Minimum API 36 — built for the latest Android
5 Apps
One shared Nousivo engine
Free
No account required