Comparison

Gradually vs Quirely

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Gradually

Features
Read full description

Gradually has a unique tracking mechanic that helps users overcome day-to-day challenges without losing track of what's really important in their lives. It also allows anyone to make challenges with their friend and hold mutual accountability on each other. Finally, it also has tailored tips based on your profile and behaviour to learn what makes you tick in order to improve your changes of actually sticking with your set goals. Terms of Use: https://gogradually.web.app/terms-of-use/ EULA:https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://gogradually.web.app/privacy-policy/

About

Quirely

Transform your PDF collection into an intelligent, searchable knowledge base. This app allows you to ask questions about your documents and receive answers with direct source citations. It's designed to help researchers, students, and professionals quickly find and understand information within their personal archives.

Highlights
  • AI-powered semantic PDF search
  • Repository monitoring for new PDFs
  • Batch metadata extraction
  • Advanced search and filters
  • AI assistant for asking questions
  • Inline citations and bibliographies
  • Supports major citation styles
Read full description

Turn your PDF library into a powerful AI knowledge engine. Quirely PDF library manager transforms your personal archive of academic papers, medical studies, and technical PDFs into a searchable AI knowledge system. It helps researchers, clinicians, engineers, and students find, understand, and recall information with precision and context. Whether you’re writing a paper, conducting a meta-analysis, preparing for board review, or managing thousands of journal articles, Quirely gives you structure, speed, and comprehension. It’s like having a private ChatGPT trained entirely on your own documents—a research companion that never forgets where an equation, method, or paragraph was written. Smart Library. Instant Organization. The Library tab gives you full control of your PDF library: • Repository monitoring: Add entire folders once—Quirely continuously watches, indexes, and tags new PDFs automatically. • Batch ingestion: Extract authors, titles, venues, years, and DOIs from hundreds of papers in seconds. • Metadata completion: Missing citation data? Quirely fills in fields from trusted databases or lets you edit manually. • Advanced search & filters: Search by author, keyword, title, journal, or year, or do full-text semantic search to match words and meaning, not just exact phrases. • Effortless navigation: Open results directly to relevant pages, reveal them in Finder, or copy formatted citations instantly. • Supports major styles: MLA, APA, AMA, Chicago, BibTeX, and more. Ideal for organizing lab reports, journal clubs, grant PDFs, or literature reviews. Ask Anything. Find Everything. The Chat tab turns your library into an AI-powered assistant that answers questions with sources pulled directly from your PDFs. Ask Quirely: • “Find the Kaplan-Meier survival analysis method section in my oncology papers.” • “List diagnostic criteria for frontotemporal dementia from my neurology folder.” • “Summarize discussion trends on quantum entanglement from 2018–2024.” It understands both scientific and conceptual questions—from equations and data interpretations to broad thematic reviews. You’ll see: • Inline citations and full bibliographies • Clickable references opening exact PDF pages • Relevant passages showing text that supported each answer Every answer is grounded in your sources—no hallucinations, no guesswork. Why Quirely Exists Created by a physicist frustrated with endless PDF chaos, Quirely was designed to eliminate repetitive searching and bring real intelligence to personal research collections. Most reference managers only file papers—Quirely helps you think with them. It’s for anyone who needs to connect information, trace arguments, or recall formulas instantly—from scientists and clinicians to analysts and grad students. Your knowledge—organized, searchable, and conversational. • AI-powered semantic and contextual PDF search • Monitored directories with on-demand rescans • Batch metadata extraction and citation management • Advanced filters by author, venue, keyword, or full text • Inline citations and export • Private on-device chat assistant • Cross-platform for Mac, iPad, and iPhone with a one purchase • Ideal for researchers, clinicians, scientists, engineers, and graduate students Subscription Library organization and filtering is free. AI Chat requires subscription. Built for Research, Learning, and Clinical Insight Quirely isn’t just another PDF viewer—it’s a research accelerator. Its AI understands context, not just keywords, allowing you to locate formulas, equations, definitions, and methods across vast archives of scientific papers. It can surface the page where a specific constant appears, the paragraph explaining a clinical outcome, or the table defining an experimental setup. If you’re writing papers in physics, chemistry, biology, psychology, or medicine, Quirely is for you. Terms of Use (EULA): apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: quirely.ai/#privacy

Screenshots

Gradually4 screens
Quirely4 screens

Verdict

The call

The clearest difference is update cadence: Gradually at weekly against Quirely's every 3 weeks. Gradually also leads on iOS requirement (15.0 vs 18.5). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Gradually sells 2 in-app purchases, starting at $4.99 per month and Quirely sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Gradually ships an update weekly, Quirely every 3 weeks. The most recent releases landed on October 21, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
Gradually versus Quirely: the parameters behind the verdict, then further details
ParameterGraduallyQuirely
PriceFreeFree
Rating—5.0 (7 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—7 — better
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS15.0 — better18.5
Further details — not scored
Size51 MB1.1 GB
Age rating12+4+
DeveloperVitor AndradeReggie Fisher

In-app purchases

2 purchases

Gradually

Subscriptions1
  • Monthly$4.991 Month
One-time1
  • Lifetime Pro$49.99
3 purchases

Quirely

Subscriptions3
  • Basic$3.991 Month
  • Pro$6.991 Month
  • Lab$49.991 Month

Questions

Is Gradually free?
Gradually is free to download, with in-app purchases available.
Is Quirely free?
Quirely is free to download, with in-app purchases available.
Do Gradually or Quirely have ads?
Neither Gradually nor Quirely shows ads.
Which is updated more often, Gradually or Quirely?
Gradually ships an update weekly, and Quirely every 3 weeks. Most recently, Gradually was updated on October 21, 2026 and Quirely on October 7, 2026.

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