Comparison

OmniSide vs PDF Studio

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

Head to head
About

OmniSide

This app offers a unified platform for multiple AI models, enabling users to chat, generate images, analyze documents, and build personal knowledge bases. It provides access to leading AI technologies in a single, seamless interface.

Highlights
  • AI Chat with leading models
  • Generate AI images from text
  • Analyze and summarize documents
  • Build personal knowledge bases
  • Switch between multiple AI models
  • Access Claude, ChatGPT, Gemini, Grok
Features
Read full description

OmniSide is a powerful AI assistant application that seamlessly integrates leading large language models (LLMs) into your mobile device. Whether you're conducting in-depth research, writing important emails, or watching long videos on YouTube, OmniSide significantly boosts your productivity through AI-powered intelligent tools. Your dedicated AI assistant is ready. OmniSide makes video watching more efficient, multilingual reading easier, and content creation more professional. No need to switch between multiple apps - a one-stop solution for all your intelligent needs. γ€ŒCore Features & Highlights」 [Intelligent Video Summarization & Interaction] Watching long videos on mobile too time-consuming? Now, OmniSide makes video watching unprecedentedly efficient. Simply click to summarize video and instantly extract video highlights without needing to watch the entire content to grasp core information. Summary content comes with precise timestamps - click to jump directly to corresponding video segments, reaching the parts you care about most. Additionally, supports one-click copying of complete video subtitles for easy note-taking, content repurposing, or translation. [Multi-Model AI Aggregated Conversations] OmniSide provides seamless access to various state-of-the-art AI assistants within a single, unified interface. You can ask different AIs the same question and compare their answers side by side to gain the most comprehensive and accurate insights. [Immersive Reading & Translation Assistance] While browsing any webpage, instantly summarize lengthy articles to quickly grasp key points. Encountering complex terms or foreign languages? Select text to get explanations and accurate translations between over 50 languages. OmniSide can read your current screen. You can directly converse with webpages, summary content, or images to get contextually relevant help. [Expert-Level AI Writing & Rewriting] Generate high-quality articles, report outlines, social media posts, or professional emails from scratch. Use tone adjustment, grammar correction, and sentence optimization tools to make your written expression more natural and persuasive. [Interactive Content Rendering] Say goodbye to plain text - directly transform AI output results into highly readable documents, code blocks, or tables. Render real deliverables within the app for easy preview, copying, and further sharing. [Deep Optimization & Context Control] Don't know what to ask next? AI will customize follow-up questions based on current conversation topics for one-click deep exploration. Automatically refines your input in the background - no need to master prompt engineering to get expert-level clear and accurate answers. In long conversations, you can freely trim or retain AI's memory content to ensure conversations remain coherent and focused. [Why Choose OmniSide?] Set your preferred language once (supports 50+ languages), and all AI responses will default to that language thereafter, eliminating repetitive instructions. One account seamlessly syncs your history, preference settings, and prompt library across different devices and operating systems. Download OmniSide now and start your new mobile intelligence experience!

About

PDF Studio

Features
Read full description

Merge, split, compress and edit PDFs without uploading a single file. Everything runs on your iPhone β€” no account, no sign-up, nothing leaves your device. One app instead of ten: MERGE PDF Combine multiple PDF files into a single document. Drag to set the order, merge in one tap. SPLIT PDF Split a PDF into separate files, or extract an exact page range from a large document. COMPRESS PDF Get under the email attachment limit without turning your document into mush. ROTATE & REARRANGE PAGES Fix sideways scans, reorder pages, delete the ones you do not need. WATERMARK PDF Stamp DRAFT or CONFIDENTIAL across any page. PROTECT PDF Lock a file with a password and keep private documents encrypted. EXTRACT TEXT & OCR Pull real, selectable text out of a scan, a photo, or a PDF. SCAN TO PDF Point your camera at any document. Auto edge detection crops and straightens each page. Receipts, contracts, ID cards, notes. IMAGE TO PDF Convert JPG, PNG or any photo to PDF. Pick your images, reorder, export one file. PDF TO IMAGE Export any PDF page as a high quality JPG. SIGN PDF Draw your signature once, then place it on any contract or form. READ & SEARCH A fast PDF viewer with in-document search, so you can find any word in a long file. FILES Everything you have made in one place. Search, rename, share, organise. PRIVACY There is no server. Your documents are processed on your device and stay there. No account required, and it all works in airplane mode. PDF STUDIO PREMIUM Premium removes all ads and unlocks unlimited use, as a monthly or yearly auto-renewing subscription. Payment is charged to your Apple ID at confirmation of purchase. The subscription renews automatically unless it is turned off at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours of the end of that period. You can manage or cancel your subscription in your App Store account settings after purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://iamadeeb.github.io/pdfstudio-legal/?lang=en&doc=privacy

Screenshots

OmniSide4 screens
PDF Studio4 screens

Verdict

The call

The clearest difference is ads: OmniSide at none against PDF Studio's shown. OmniSide also leads on update cadence (weekly vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. OmniSide sells 4 in-app purchases, starting at $12.99 per month and PDF Studio sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

OmniSide ships an update weekly, PDF Studio every 2 weeks. The most recent releases landed on October 23, 2026 and October 12, 2026 respectively.

Scorecard2 real differences Β· 5 level
OmniSide versus PDF Studio: the parameters behind the verdict, then further details
ParameterOmniSidePDF Studio
PriceFreeFree
Update frequencyWeekly β€” betterEvery 2 weeks
AdsNo β€” betterYes
In-app purchasesYesYes
MonetizationFreemiumβ€”
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS16.415.5 β€” better
Further details β€” not scored
Size103 MB94 MB
Age rating17+4+
DeveloperOMNILOGIC PTE. LTD.Edip YΔ±lmaz

In-app purchases

4 purchases

OmniSide

Subscriptions4
  • Pro Monthly$12.991 Month
  • Ultra Monthly$29.991 Month
  • Pro Annually$109.991 Year
Show 1 more
  • Ultra Annually$224.991 Year
2 purchases

PDF Studio

Subscriptions2
  • Monthly Pro$2.991 Month
  • Yearly Pro$19.991 Year

Questions

Is OmniSide free?
OmniSide is free to download, with in-app purchases available.
Is PDF Studio free?
PDF Studio is free to download, with in-app purchases available.
Do OmniSide or PDF Studio have ads?
PDF Studio shows ads; OmniSide does not.
Which is updated more often, OmniSide or PDF Studio?
OmniSide ships an update weekly, and PDF Studio every 2 weeks. Most recently, OmniSide was updated on October 23, 2026 and PDF Studio on October 12, 2026.

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