Comparison

PDF Compressor ・ PDF Converter vs IsonAI

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

Head to head
About

PDF Compressor ・ PDF Converter

Easily convert, scan, compress, and edit documents into PDFs. This tool offers smart camera features for accurate scanning, flexible compression options to save space, and the ability to merge or convert files. Keep your documents organized and secure with password protection.

Highlights
  • Convert photos, files, and scans to PDF
  • Smart camera for auto-detection and cropping
  • Compress PDFs with quality settings
  • Merge multiple PDFs
  • Convert PDFs to JPG or ZIP
  • Password protect sensitive documents
  • Edit and reorder PDF pages
Features
Read full description

Turn your iPhone into a powerful, easy-to-use PDF machine. Whether you need to convert, scan, compress, edit or keep your documents safe — PDF Converter has you covered. Here’s what you can do: ・ Convert photos, files, or camera scans into PDFs in seconds ・ Use the smart camera (Apple Vision-powered) to auto-detect document edges, auto-shoot, crop, and apply filters ・ Compress PDFs with flexible quality settings — save space without losing clarity ・ Merge multiple PDFs into one clean file ・ Convert PDFs to JPG (with quality options) or ZIP archives ・ Keep your conversion history neatly organized — search and sort your files easily ・ Lock sensitive documents with a password ・ Reorder or delete pages ・ Edit, adjust and enhance PDF pages Super optimized processing will help you process hundreds of pages without delays and errors 
Students scanning notes. Office workers tidying paperwork. Freelancers sending contracts. Anyone who wants full control over their PDFs — right from their phone. If you want your PDFs exactly the way you want them — with no fuss — PDF Converter is for you. Download it today and see how easy PDF can be. Privacy Policy: http://rjpups.com/converter/privacypolicy Terms of Use: https://rjpups.com/converter/terms Support: https://rjpups.com/pdfconverter/support

About

IsonAI

Features
Read full description

IsonAI brings powerful AI, web search with sources, image creation, and memory into one seamless conversation. Ask questions, understand documents, research the web, create and edit images, and get clear answers in Indonesian or English. Whether you're working, studying, researching a topic, planning a project, or simply looking for a quick answer, IsonAI helps you move from question to result faster. THREE MODELS, ONE CHAT • LYT for quick answers • Omni, the default, for everyday to complex tasks with images, audio, and documents • PRME for your most demanding tasks, including complex reasoning, coding, and math Choose how deeply IsonAI thinks, from Fast to Deep. The top bar always shows which model and thinking level you're using. WHAT YOU CAN DO • Ask anything Get clear, well-structured answers for work, study, research, and everyday life. • Answers with sources Search the web for up-to-date information and see the sources behind the answer. • Create and edit images Turn an idea into an image in seconds, then refine it through follow-up prompts. Attach up to four photos at once or combine two photos into one. • Understand documents Upload PDF, Word, PowerPoint, Excel, EPUB, RTF, code, and text files, including password-protected PDFs, then ask questions about their contents. • Analyze photos Send an image and ask questions about what you see. • Find places nearby Discover cafes, restaurants, and other places through detailed place cards with directions. • Memory across conversations IsonAI remembers useful details from your chats so you don't have to repeat yourself. Review or remove what it remembers at any time. • Stay organized Group conversations into folders with their own instructions and export chats to PDF or Markdown. • Indonesian and English Chat naturally in either language and switch between them whenever you want. DESIGNED FOR DAILY USE • Fast and easy to use A clean interface designed to keep the focus on your conversation. • Clear, easy-to-follow answers Enjoy smooth streaming responses, thoughtful formatting, and a brief reasoning summary when available. • Get notified when it's ready Leave the app while a longer answer is being prepared and receive a notification when it's done. PRIVATE AND FLEXIBLE • Sign in your way Use Apple, Google, or email, or get started without creating an account. Switch between multiple accounts on one device. • Stay in control Use Incognito chats that stay out of your history and memory, and delete your account directly from the app. Start a conversation and see what IsonAI can do.

Screenshots

PDF Compressor ・ PDF Converter4 screens
IsonAI4 screens

Verdict

The call

The clearest difference is in-app purchases: IsonAI at none against PDF Compressor ・ PDF Converter's 10. IsonAI also leads on ads (none vs shown). PDF Compressor ・ PDF Converter's advantage is update cadence (every 5 days vs fortnightly) and iOS requirement (15.6 vs 17.0). On price 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. PDF Compressor ・ PDF Converter sells 9 in-app purchases, starting at $4.99 per 7 days. IsonAI asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Compressor ・ PDF Converter ships an update every 5 days, IsonAI fortnightly. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.

Scorecard4 real differences · 5 level
PDF Compressor ・ PDF Converter versus IsonAI: the parameters behind the verdict, then further details
ParameterPDF Compressor ・ PDF ConverterIsonAI
PriceFreeFree
Rating4.8 (70 ratings) — better—
Number of ratings70 — better—
Update frequencyEvery 5 days — betterFortnightly
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.6 — better17.0
Further details — not scored
Size41 MB4 MB
Age rating4+17+
DeveloperRIJIPUPS OUDimas Wibisono

In-app purchases

9 purchases

PDF Compressor ・ PDF Converter

Subscriptions9
  • PDF Converter PRO3 Days trial$4.997 Days
  • PDF Converter PRO3 Days trial$6.997 Days
  • PDF Converter PRO7 Days trial2 variants$6.997 Days
Show 6 more
  • PDF Converter PRO$6.997 Days
  • PDF Converter PRO14 Days trial$7.997 Days
  • PDF Converter PRO1 Month trial$11.991 Month
  • PDF Converter PRO3 Days trial$19.991 Month
  • PDF Converter PRO$99.991 Year
  • PDF Converter PRO$119.991 Year
None

IsonAI

No in-app purchases

Questions

Is PDF Compressor ・ PDF Converter free?
PDF Compressor ・ PDF Converter is free to download, with in-app purchases available.
Is IsonAI free?
IsonAI is free to download, with no in-app purchases.
Do PDF Compressor ・ PDF Converter or IsonAI have ads?
PDF Compressor ・ PDF Converter shows ads; IsonAI does not.
Which is updated more often, PDF Compressor ・ PDF Converter or IsonAI?
PDF Compressor ・ PDF Converter ships an update every 5 days, and IsonAI fortnightly. Most recently, PDF Compressor ・ PDF Converter was updated on October 9, 2026 and IsonAI on October 10, 2026.

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