LemonLog vs PDFnano
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LemonLog
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A clearer record when your car keeps going back to the dealer. LemonLog helps vehicle owners document recurring defects, repair visits and time out of service. Keep the details together today so you can share an organized record when you need it. YOUR RECORDS, ON YOUR DEVICE No account, no cloud service and no analytics. Your journal and photos stay on your device. Export records for your own use or share them with someone you choose. Keep a device backup: LemonLog cannot recover deleted local data. START FREE - One vehicle, one defect per vehicle and five repair visits per defect. - Record repair orders, dates, mileage, dealer notes, loaner details and visit photos. - Track repair attempts per defect and days at the dealer. - View your active state's reference and ten included states: CA, TX, FL, NY, PA, OH, IL, GA, NC and MI. - One defect photo and one dashboard warning photo per defect. - Five communication entries and three expenses per vehicle. - Home screen widget, CSV export, Face ID / Touch ID app lock and optional daily reminders. BUILD A COMPLETE EVIDENCE RECORD WITH PRO - Unlimited vehicles, defects and repair visits. - Generate an evidence PDF with vehicle details, defect chronology, communications, notices, expenses and defect / repair photos. - Browse reference information for all 50 states and DC. - Remove the defect-photo limit and communication / expense entry limits. - Track manufacturer written notices and responses. Choose Pro Annual, an auto-renewing subscription, or Pro Lifetime, a one-time purchase with no recurring charge. Both unlock all Pro features. Prices and any eligible introductory offer are displayed by the App Store before purchase. Existing subscribers keep access for their entitled period. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Payment is charged to your Apple Account. Manage or cancel subscriptions in Apple Account settings. Restore purchases using the same Apple Account. Buying Lifetime does not automatically cancel an existing subscription. LemonLog is a personal documentation tool, not a law firm or case evaluation service. It does not provide legal advice, determine eligibility, file documents, communicate on your behalf or refer attorneys. State reference information is general, may change and may not cover every exception. Verify with current state code or a licensed attorney before acting. CSV export contains text records, not photos, and is not a restorable backup. Privacy Policy: https://app-legal-pages.vercel.app/lemonlog/privacy Terms of Service: https://app-legal-pages.vercel.app/lemonlog/terms Support: captainlongevity@gmail.com
PDFnano
Edit, translate, and manage PDF documents with a focus on on-device privacy. This app offers tools for scanning, converting, annotating, and organizing your files locally.
- Read, organize, and manage PDFs
- Offline PDF translation with layout preservation
- Scan documents and create PDFs
- Convert PDFs to Word, Excel, or images
- OCR for Arabic and English text
- Add signatures and annotations
- Remove hidden metadata for privacy
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PDFnano is a comprehensive, privacy first PDF workstation engineered for iOS. It combines the power of fully offline document processing with the advanced analytical intelligence of Apple Private Cloud Compute PCC. Whether managing contracts, financial reports, academic research, or scanned archives, PDFnano delivers reliable productivity in one unified workspace. Core Capabilities: 1. Document AI Assistant (Beta): • Executive summaries for lengthy reports and dense documentation. • Instant extraction of decisions, next steps, and action items. • Detection and structured review of contractual obligations and legal risks. • Custom interactive inquiries grounded in verifiable verbatim citations. • Private and encrypted processing: Utilizes Apple Intelligence and Apple Private Cloud Compute PCC for complex reasoning, ensuring your document content is never stored, never logged, and inaccessible even to Apple. *Note: AI Assistant features require devices supporting Apple Intelligence and are currently in Beta. 2. Offline Document Translation (Beta): • Translate entire PDF files locally while strictly preserving fonts, layout, tables, and graphic elements. • One tap batch approval for documents up to 100 pages. • Granular paragraph level editing and translation review. *Note: Translation operates locally on device and is currently in Beta. Machine translation may contain errors. 3. High Performance Reading and Navigation: • Vertical fast page scrubber for instantaneous navigation across hundreds of pages with live page bubble indicator. • Seamless alignment with the Dynamic Island, status bar, and notch areas. • Instant viewport settling returning immediately to your exact reading location. • Double tap smart zoom and floating capsule for effortless navigation while zoomed in. • Visual OCR search on scanned documents and images with multi word phrase matching and typo tolerance. 4. Conversion and Document Scanning: • High fidelity PDF to Word docx conversion maintaining structure and typography. • Extract tables into Excel xlsx spreadsheets with automated data type recognition. • Integrated document scanner with perspective correction and edge detection. • Convert images to PDF and export PDF pages as high resolution images. 5. Editing, Signing, and Organization: • Create, place, and verify digital signatures on agreements and official forms. • Markup toolkit: pen, highlighter, sticky notes, and text annotations. • Reorder, rotate, delete, and extract individual pages. • Merge multiple PDF documents or split pages into independent files. • Smart file size compression for seamless sharing. 6. Uncompromising Privacy Architecture: • True local processing: Core reading, editing, translation, OCR, and file conversions execute entirely on device without an internet connection. • Cryptographically secure cloud intelligence: Any internet connectivity required by the AI assistant connects exclusively to Apple Private Cloud Compute PCC with cryptographic privacy guarantees. • Face blurring and visual redaction to shield confidential areas. • Metadata sanitization to strip author, GPS, and creation timestamps. • Document password encryption, AirPrint support, and interactive home screen widgets. Certain tools include daily usage limits in the free version. Unlimited access and pro features can be unlocked through an in app purchase. Standard Terms of Use: https://www.apple.com/legal/sla/
Screenshots
Verdict
The clearest difference is update cadence: PDFnano at every 2 days against LemonLog's every 2 months. 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
Both are free to download. LemonLog sells 2 in-app purchases, starting at $2.99 per month and PDFnano sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
LemonLog ships an update every 2 months, PDFnano every 2 days. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.
| Parameter | LemonLog | PDFnano |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 10 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | 慧慧 高 | Thamer Mohammed |
In-app purchases
LemonLog
- Pro Monthly$2.991 Month
- Pro Annual7 Days trial$19.991 Year
PDFnano
- PDFnano Pro Lifetime$1.99









