deepFormula vs Easy PDF Manager
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
deepFormula
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deepFormula is the AI formulation assistant built for R&D scientists and product development teams. From first concept to finished specification, deepFormula guides your formulation decisions with structured workflows, industry-standard taxonomies, and a built-in Claude AI assistant. — FORMULATION WIZARD — Start a new formulation with a step-by-step wizard that maps your product to a two-level industry taxonomy — 8 major sectors (Food & Beverage, Personal Care, Pharmaceuticals, Agrochemicals, Polymers & Plastics, Paints & Coatings, Household & Industrial Cleaners, Nutraceuticals & Dietary Supplements) each with detailed sub-categories. The wizard captures formulation type, processing mode, and key performance targets, then launches the AI assistant with full context for your specific domain. — AI FORMULATION ASSISTANT — Every formulation session opens a context-aware chat powered by Claude. Ask about ingredient interactions, regulatory constraints, stability trade-offs, or processing parameters. The assistant knows your industry, your formulation type, and your stated objectives — answers are grounded in your session, not generic responses. — GENERATE & DIY MODES — Generate mode lets the AI propose a complete starting formula based on your targets — ingredients, percentages, processing notes, and rationale. DIY mode gives you a structured blank canvas to build from scratch with AI guidance available at every field. Switch between modes at any time. — FOCUS GROUP SIMULATOR — Simulate expert panel evaluation before physical prototyping. Define your formulation attributes and target specifications, set the number of virtual evaluators, and run a Monte Carlo simulation to estimate spec-pass probability for each attribute. Understand which parameters carry the most risk before committing lab resources. Results are presented as attribute-level statistics with pass/fail probability distributions. — FORMULATION LIBRARY — Every session is saved to a searchable library. Review past formulations, compare approaches across projects, export to PDF or CSV for lab notebooks and regulatory dossiers, and share directly with your team. The library persists across sessions with full chat history for each formulation. — KNOWLEDGE BASE — Build a persistent domain knowledge base for your organisation. Tag subjects, link to formulation sessions, and surface relevant references inside the AI chat. The knowledge base grows with your team's expertise and remains available offline. — DEMO MODE — A fully guided interactive demo walks through a complete formulation scenario — chocolate reformulation or fiberglass insulation design — in a step-by-step walkthrough. No account or subscription required to explore the app. Share the demo with stakeholders before purchasing. — SYNOPSIS SHEET — Each formulation generates a printable synopsis: industry classification, formulation type, key targets, ingredient summary, and AI rationale — ready to attach to a project brief or regulatory submission. deepFormula is designed for professional R&D use. AI outputs are advisory and should be validated by qualified formulators before production use. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Easy PDF Manager
Transform multi-page PDFs into a single, shareable long image. Easily convert images into PDFs, extract text with OCR, and annotate or crop existing documents. All processing is done on your device for maximum privacy.
- PDF to long image conversion
- Image to PDF creation
- OCR text extraction
- PDF annotation and cropping
- On-device processing
- Long image preview
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Easy PDF Manager is a professional PDF toolkit centered on one unique core feature: turning multi‑page PDFs into a single long image – perfect for sharing complete documents on social media, messaging apps, or anywhere you want recipients to see the full content. Whether it’s an academic paper, product manual, or contract, Easy PDF Manager helps you export a long screenshot that preserves the original layout. PDF to Long Image Convert any PDF into long image with one tap Ideal for sharing research papers, courseware, brochures, or contract previews Long Image Preview Preview the generated long image inside the app Zoom in/out to check details before saving or sharing Image to PDF Import multiple images from your photo library and combine them into a single PDF Reorder images flexibly to organise your documents Great for archiving photos, receipts, or screenshots as PDFs OCR Text Extraction Take a photo or import an image to extract editable text instantly Copy extracted text for note‑taking or further use PDF Annotation & Crop Draw freehand, highlight key content, and add markings on PDF pages All processing happens entirely on your device – no mandatory cloud sync. Your documents are never automatically uploaded to any remote server. You stay in full control of your data. All basic PDF functions are free to use with ad support. You can adjust ad tracking permissions anytime in iOS Settings. Before using Easy PDF Manager, please read our complete Terms of Service and Privacy Policy to understand how we protect your personal data.
Screenshots
Verdict
The clearest difference is in-app purchases: Easy PDF Manager at none against deepFormula's 2. Easy PDF Manager also leads on update cadence (every 10 days vs every 2 months). deepFormula's advantage is ads (none vs shown) and device support (3 vs 1). On price and iOS requirement 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. deepFormula sells 2 in-app purchases, starting at $799.00 per month. Easy PDF Manager asks for nothing beyond the download.
deepFormula ships an update every 2 months, Easy PDF Manager every 10 days. The most recent releases landed on October 4, 2026 and September 29, 2026 respectively.
| Parameter | deepFormula | Easy PDF Manager |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 10 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 84 MB | 69 MB |
| Age rating | 4+ | 4+ |
| Developer | Jean Claude Zabaloff | Fuzhou Moxing Technology Co., Ltd |
In-app purchases
deepFormula
- deepFormula$799.001 Month
- deepFormulaFree
Easy PDF Manager
No in-app purchases
Questions
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