Comparison

Brainbits vs Document Lens

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

Head to head
About

Brainbits

This app helps you capture, organize, and retrieve your ideas with AI-powered notes. It transforms scattered thoughts into structured knowledge, allowing you to ask questions about your notes and build a personal knowledge base. Ideal for brainstorming, journaling, research, and content creation.

Highlights
  • AI-powered note organization
  • Build a second brain
  • Ask questions about your notes
  • Instant idea capture
  • Offline note-taking
  • Minimalist design
Read full description

Capture a thought before it disappears. Brainbits is the notes app for ideas you're building. It turns quick notes into organized Pages you can search, revisit, and ask questions about. Type or dictate a note in seconds. Keep each project separate. Let related notes grow into living documents instead of filing everything by hand. CAPTURE IDEAS IN SECONDS Write or dictate a thought and save it immediately. Brainbits is designed for fast, distraction-free capture when an idea is still fresh. PROJECTS FOR EVERY BUILD Keep the ideas, notes, and Pages for each app, business, or side project together. Switch between projects without mixing up your thinking. PAGES THAT GROW WITH YOUR IDEAS Related notes gather into living Pages that become more useful over time. Build context without manually filing every thought. ASK YOUR NOTES Search your own thinking and get answers to questions like "What did I decide about pricing?" OFFLINE NOTES Capture ideas even without an internet connection. Your notes stay available locally and sync in the background when you're back online. Built for solo founders, indie developers, writers, and creative professionals who are turning ideas into real work. Note now. Think later. Terms of Service: https://usebrainbits.com/terms Privacy: https://usebrainbits.com/privacy

About

Document Lens

Features
Read full description

This App turns your iPhone into a powerful document scanner — fast, simple, and without an annoying subscription model. THREE SCAN MODES - Black & White: High-contrast scans perfect for text documents, contracts, and forms. Crisp, clean results every time. - Color: Full-color document scans for receipts, photos, certificates, and anything that needs to look exactly like the original. - Camera: Quick photo capture for whiteboards, notes, or anything you need to save on the go. SMART TEXT RECOGNITION (OCR) Every scan includes automatic text recognition powered by Apple's on-device AI. That means: — Select and copy text directly from your scanned PDFs — Search through your documents — No internet connection required — everything stays on your device SMALL FILES, SHARP QUALITY Choose between three quality levels: — Small: Perfect for email and messaging (150 DPI) — Standard: Ideal balance of quality and size (300 DPI) — Original: Maximum detail when you need it The file size is always displayed before you share, so you know exactly what you're sending. SHARE YOUR WAY Use the native iOS share sheet to instantly: — Save to Files — Send via AirDrop — Attach to Mail or Messages — Upload to any cloud service PRIVACY FIRST This Scanner processes everything on your device. No accounts, no cloud uploads, no tracking. Your documents stay yours. Download and start scanning in seconds.

Screenshots

Brainbits4 screens
Document Lens3 screens

Verdict

The call

The clearest difference is update cadence: Brainbits at every 3 days against Document Lens's every 10 days. Document Lens's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price, ads and in-app purchases 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. Brainbits sells 3 in-app purchases, starting at $3.99 per month and Document Lens sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Brainbits ships an update every 3 days, Document Lens every 10 days. The most recent releases landed on September 30, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 7 level
Brainbits versus Document Lens: the parameters behind the verdict, then further details
ParameterBrainbitsDocument Lens
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 days — betterEvery 10 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size29 MB1 MB
Age rating4+4+
DeveloperAneesh HegdeMoacir Schierscher

In-app purchases

3 purchases

Brainbits

Subscriptions2
  • Brainbits+ Monthly$3.991 Month
  • Brainbits+ Yearly7 Days trial$29.991 Year
One-time1
  • Brainbits+ Lifetime$74.99
1 purchases

Document Lens

One-time1
  • Lifetime Access$0.99

Questions

Is Brainbits free?
Brainbits is free to download, with in-app purchases available.
Is Document Lens free?
Document Lens is free to download, with in-app purchases available.
Do Brainbits or Document Lens have ads?
Neither Brainbits nor Document Lens shows ads.
Which is updated more often, Brainbits or Document Lens?
Brainbits ships an update every 3 days, and Document Lens every 10 days. Most recently, Brainbits was updated on September 30, 2026 and Document Lens on September 10, 2026.

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