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Best Research Assistant Apps

226+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

Manus AI (마누스) is the household name in research assistant, but it's far from the only option. We track 226+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Research Assistant Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Manus AI (마누스) - 범용 AI 에이전트Manus AI (마누스) - 범용 AI 에이전트Free4.7★ (35K)NoYesJul 2026
2Perplexity - AI Search & ChatPerplexity - AI Search & ChatFree4.8★ (487K)NoYesJul 2026
3Gemini NotebookGemini NotebookFree4.9★ (50K)NoYesJul 2026
4ResearchGateResearchGateFree4.8★ (14K)YesNoJul 2026
5Academia.eduAcademia.eduFree4.8★ (16K)NoYesJul 2026
6R Discovery: Academic ResearchR Discovery: Academic ResearchFree4.8★ (904)NoYesJul 2026
7Chunk: AI Research AssistantChunk: AI Research AssistantFree4.4★ (32)NoYesJul 2026
8مساعد البحثمساعد البحثFree—NoNoJul 2026

Top Picks for Research Assistant

Manus AI (마누스) - 범용 AI 에이전트#1

Manus AI (마누스) - 범용 AI 에이전트 by BUTTERFLY EFFECT PTE. LTD.

PPT·데이터 분석·리서치를 AI가 자동 완성
Editor's Choice
📊 Productivity
4.7😊(35K ratings)
FreeIn-App Purchases
#17in Productivity
Manus AI (마누스) - 범용 AI 에이전트 screenshot 1
Manus AI (마누스) - 범용 AI 에이전트 screenshot 2
Manus AI (마누스) - 범용 AI 에이전트 screenshot 3
Manus AI (마누스) - 범용 AI 에이전트 screenshot 4
Manus AI (마누스) - 범용 AI 에이전트 screenshot 5
Manus AI (마누스) - 범용 AI 에이전트 screenshot 6

This AI agent bridges thought and action by autonomously planning, researching, and delivering finished products on a virtual computer. It handles complex tasks like data analysis, slide deck generation, and media creation, working asynchronously in the cloud and notifying you upon completion.

What We Love

  • 🚀 Powerful AI capabilities
  • 👍 Intuitive and user-friendly
  • 💡 Innovative generative design tool
  • 🚀 Responsive and efficient

Room to Improve

  • 💰 Credit system can be frustrating
  • 💰 Expensive for frequent use
Perplexity - AI Search & Chat#2

Perplexity - AI Search & Chat by Perplexity AI, Inc.

Ask. Research. Trusted Answers
Strong Contender
📊 Productivity
4.8😊(487K ratings)
FreeIn-App Purchases
#5in Productivity
Perplexity - AI Search & Chat screenshot 1
Perplexity - AI Search & Chat screenshot 2
Perplexity - AI Search & Chat screenshot 3
Perplexity - AI Search & Chat screenshot 4
Perplexity - AI Search & Chat screenshot 5
Perplexity - AI Search & Chat screenshot 6

Get accurate, source-backed answers to any question with this AI-powered search and chat tool. It leverages top AI models for deep research, drafting emails, and more, syncing across devices. Discover new information and organize your findings in a personal library.

What We Love

  • 🚀 Saves time, fast and efficient
  • 🔍 Comprehensive and detailed answers
  • 📚 Provides sources and citations
  • 🤖 Excellent AI-powered search

Room to Improve

  • 🐛 Occasional bugs and glitches
  • 🔒 Restrictions on VPN usage
  • 💰 Expensive subscription
Gemini Notebook#3

Gemini Notebook by Google

Understand anything
Worth Considering
📊 Productivity
4.9😊(50K ratings)
FreeIn-App Purchases
#39in Productivity
Gemini Notebook screenshot 1
Gemini Notebook screenshot 2
Gemini Notebook screenshot 3
Gemini Notebook screenshot 4
Gemini Notebook screenshot 5
Gemini Notebook screenshot 6

This AI-powered tool transforms complex information from various sources into clear, understandable insights. It allows users to upload documents, websites, and videos, then ask questions and receive summarized answers with inline citations. Users can also generate podcast-style audio discussions for a different learning experience.

What We Love

  • 🚀 Fast and accurate audio summaries
  • 👍 Useful for learning and studying
  • 🚀 Convenient mobile access
  • 👍 Great for on-the-go use

Room to Improve

  • 🐛 Audio volume issues
  • 🔍 Missing key features from web version
  • 🔍 Lack of customization options

More Research Assistant apps to explore

4
ResearchGate
ResearchGate
ResearchGate
Access research on the go
Free

Access over 150 million scientific publications and connect with millions of researchers worldwide. Stay updated on new research in your field, track your academic stats, and download full-text articles for offline reading.

Access 150+ million publicationsConnect with 20+ million researchersStay updated on new research
🌐 Social Networking
(14K)
free with in-app purchases
5
Academia.edu
Academia.edu
Academia.edu
Accelerating research
Free

Access a vast library of open-access research papers on your mobile device. Discover new studies, track mentions and readership of your work, and connect with fellow scholars. Explore millions of academic papers on diverse topics.

Discover and read researchSave research papersTrack mentions and readership
📚 Education
(16K)
free with in-app purchases
6
R Discovery: Academic Research
R Discovery: Academic Research
R Discovery: Academic Research
Access 100M+ research papers
Free

Access over 250 million research papers, including open access and preprints, with personalized feeds and curated reading lists. This app simplifies literature searches and helps you stay updated on academic research.

Access 250M+ research articlesPersonalized AI-curated feedsOpen access article library
📚 Education
(904)
free with in-app purchases
7
Chunk: AI Research Assistant
Chunk: AI Research Assistant
Chunk: AI Research Assistant
Knowledge Base, Notes & Agents
Free

This AI-powered tool helps you research, analyze, and organize information from the web, documents, and your notes. It offers advanced AI models for writing, reasoning, and image generation, along with intelligent search and document management features.

AI-powered web and document searchAccess to multiple premium AI modelsDocument and notes management with iCloud sync
📊 Productivity
(32)
free with in-app purchases
8
مساعد البحث
مساعد البحث
مساعد البحث
by AWAMER ALSHABAKA
Free
📚 Education
(0)
9
Comet - AI Browser & Assistant
Comet - AI Browser & Assistant
Comet - AI Browser & Assistant
Browser and AI assistant
Free

This AI-powered browser acts as a personal assistant, streamlining workflows and boosting focus. It offers unified AI search, instant context, and automation across websites for tasks like summarizing, shopping, and research. The assistant learns your habits to keep you organized and prevent lost tabs or inspiration.

Unified AI searchInstant context and automationSummarize, shop, schedule, research
🔧 Utilities
(7.7K)
free with in-app purchases
10
You.com - Enterprise grade AI
You.com - Enterprise grade AI
You.com - Enterprise grade AI
Deep research, agents, 20+LLMs
Free

This AI-powered productivity tool streamlines workflows and enhances decision-making for professionals. It combines web research with company data, offering deep insights, verifiable citations, and secure data handling. Transform raw data into actionable reports and presentations quickly.

Deep research agent (ARI)Access to 20+ LLMsUpload and analyze personal documents
📊 Productivity
(4.8K)
free with in-app purchases
11
Deepsearch AI Search Assistant
Deepsearch AI Search Assistant
Deepsearch AI Search Assistant
Deep Search, Explore More
Free

Discover publicly available information about individuals with this AI-powered app. Quickly find social media profiles, background details, and online presence across multiple platforms. Ideal for reconnecting with people or researching acquaintances.

Find social profiles by name or usernameComprehensive background search of public recordsReconnect with friends and lost contacts
🌟 Lifestyle
(41K)
free with in-app purchases
12
Apple Research
Apple Research
Apple Research
by Apple Inc.
Free

Contribute to groundbreaking health research by participating in studies using your Apple Watch and iPhone. Gain insights into your health and help advance medical science and Apple's health technologies. Choose which data to share and manage your contributions.

Join health research studiesLearn about research partners and goalsUnderstand study expectations
💪 Health & Fitness
(1.5K)
free
13
Deep Research AI Assistant
Deep Research AI Assistant
Deep Research AI Assistant
Search Deep, Seek More Profile
Free

This AI-powered tool helps you discover public web information and uncover insights on various topics. It scans public sources to present relevant findings in a structured format, saving you time on research and trend analysis.

AI-powered web lookupSmart content aggregationCross-platform analysis
🔍 Reference
(33)
free with in-app purchases
14
Dr.Oracle AI Medical Assistant
Dr.Oracle AI Medical Assistant
Dr.Oracle AI Medical Assistant
Medical Guidelines & Research
Free

This AI-powered medical assistant provides evidence-based answers to clinical questions, citing official guidelines, research, and case reports. It's designed to support medical professionals and students with up-to-date information and analysis.

Evidence-based medical answersCited from official guidelines and researchContinuously updated information
📚 Education
(979)
free with in-app purchases
15
Zotero
Zotero
Zotero
Your research assistant
Free

This research tool helps you collect, organize, annotate, cite, and share your academic and professional work. Save articles, books, and webpages, add notes and highlights, and generate bibliographies in thousands of styles. Collaborate with others and sync your library across devices.

Collect research from various sourcesOrganize with collections and tagsAnnotate PDFs and webpages
📊 Productivity
(420)
free
16
MarketSurge - Stock Research
MarketSurge - Stock Research
MarketSurge - Stock Research
by Investor’s Business Daily, Inc.
Free

This app provides advanced stock research and charting tools for modern investors. It simplifies complex data, offers AI-powered insights for identifying trade opportunities, and helps users determine optimal buy and sell points with customizable alerts.

Growth 250 stock listIndustry Group metricsExclusive stock lists
💰 Finance
(8.5K)
subscription
17
TipRanks Stock Market Analysis
TipRanks Stock Market Analysis
TipRanks Stock Market Analysis
Investing, Trade, Finance News
Free

Access Wall Street analyst insights, track your investments, and stay updated on market news. This app provides data-driven scores, real-time quotes, and personalized alerts to help you make informed trading decisions.

Stock market analysisPortfolio managementFinancial data access
💰 Finance
(18K)
free with in-app purchases
18
Otio: AI Research Assistant
Otio: AI Research Assistant
Otio: AI Research Assistant
Chat with PDFs, papers & notes
Free

Organize scattered research materials like PDFs, links, and notes into a connected library. Ask AI questions across your documents, generate summaries and drafts, and keep projects organized with AI chats that understand your context.

Ask AI questions across research libraryUpload PDFs, documents, links, and moreSummarize long papers and web pages
📊 Productivity
(2)
freemium
19
DeepWism-AI Research Assistant
DeepWism-AI Research Assistant
DeepWism-AI Research Assistant
Innovative Research Tool
Free

This AI-powered platform assists with research, conversations, and meeting summarization. It analyzes scientific literature, provides in-depth answers, and generates structured meeting minutes to boost efficiency.

AI-powered conversationsIn-depth literature analysisMeeting content summarization
🔧 Utilities
(1)
free
20
Deep research-Ask AI Assistant
Deep research-Ask AI Assistant
Deep research-Ask AI Assistant
Powered by Deepseek-V3
Free

Transform your photos and videos with AI-powered creative tools. Generate dynamic videos from images, apply artistic filters, add custom borders and watermarks, and censor sensitive areas for privacy. Enhance your media with magic effects and editing tools.

Image-to-Video generationArtistic image filtersCustom borders and watermarks
🔧 Utilities
(39)
subscription

FAQ about Research Assistant

What are the best research assistant apps for iPhone?
Manus AI (마누스) - 범용 AI 에이전트 tops our research assistant apps ranking as of June 2026, with a 4.7-star average from 35K App Store ratings, and it's free to download.
Yes — 20 of the top research assistant apps we rank are free to download, including Manus AI (마누스) - 범용 AI 에이전트 and Perplexity - AI Search & Chat.
Manus AI (마누스) - 범용 AI 에이전트 has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 226+ research assistant apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
Manus is a general AI agent that bridges mind and action. It autonomously plans, researches, writes code, and delivers finished products using its own virtual computer. It can handle complex tasks like financial modeling, data analysis, automated reporting, slide deck generation, and media creation.
Key features include autonomous task decomposition, asynchronous cloud execution (meaning it works even when the app is closed), advanced data analysis and reporting, boardroom-quality slide deck generation, design view and media generation (images and videos), and comprehensive web research powered by the Manus 1.6 Max architecture.

Related searches

chunk: ai research assistantdeepwism-ai research assistantotio: ai research assistant