Comparison

EXIF Studio LITE vs OmniPDF

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

Head to head
About

EXIF Studio LITE

Features
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Welcome to EXIF Studio Lite, the free trial version of our professional metadata investigation and anonymization tool. Your photos and documents hide invisible data (GPS coordinates, camera serial numbers, author names). EXIF Studio helps you take back control of your privacy. Features of this free version (Lite): - Metadata Scanner (Preview): Analyze the true DNA of your files (Images, PDFs, Office docs). The Lite version confirms the presence of sensitive data by masking it (with a LOCK), proving the effectiveness of our detection engine. - Metadata Cleaner (1 file at a time): Test the full power of our anonymization algorithm! Completely clean a photo, PDF, or Word/Excel document and save it safely. The cleaning process is 100% fully functional for single files. - "Magic Bytes" Security: The app reads the binary core of your files to detect corruption, regardless of their file extension. Ready for more? Convinced by this trial? Upgrade to EXIF Studio Pro (available on the App Store) to unlock: - Full reading and targeted editing of all your private metadata. - Unlimited Batch Processing to anonymize dozens of photos and documents simultaneously in a single tap! - Detailed audit report exports in CSV and TXT formats. Protect your privacy today.

About

OmniPDF

Features
Read full description

OmniPDF is a batch PDF processing tool. Select multiple files and use shared settings for compression, watermarks, passwords, or page organization. You can also combine several operations into a workflow to reduce repetitive processing and setup. Organize contracts, application documents, reports, and scanned files. Preview the results in the app and review changes before exporting or sharing. 【Batch Processing】 • Compress multiple PDFs with a target file size. • Find and permanently remove searchable sensitive text across multiple PDFs. • Add the same watermark or page numbering to multiple PDFs. • Set, change, or remove passwords required to open multiple files. • Check page orientation, remove blank pages, trim page margins, or adjust paper size. • Remove file metadata and annotations, or make editable content a fixed part of the page. 【Combine Multiple Steps】 • Choose several tools and set their execution order. • Combine compression, sensitive text removal, and watermarks in one workflow. • Save workflows you use frequently and reuse them later. • Review the results, then continue with other operations or export. 【A Complete PDF Toolkit】 • Merge, split, delete, extract, duplicate, and reorder pages. • Rotate and trim pages, insert pages, and replace pages. • Scan documents, turn images into PDF files, and export PDF pages as images. • Add text, annotations, signatures, date stamps, and stamps. Fill existing form fields. • Draw rectangles over areas to permanently remove sensitive content. 【Optional PDF Inspection】 • Check file size, page orientation, blank pages, password protection, annotations, form fields, and metadata. • Choose which items to process based on the inspection results. • Inspect first if needed, or choose a tool and start processing directly. Processing and result previews are available in the app. Exporting or sharing processed files requires an in-app purchase. OmniPDF — one batch of files, multiple steps, one workflow. Privacy Policy: https://zzthhj.github.io/OmniPDF/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

EXIF Studio LITE4 screens
OmniPDF3 screens

Verdict

The call

The clearest difference is in-app purchases: EXIF Studio LITE at none against OmniPDF's 3. On price, update cadence, ads 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. OmniPDF sells 3 in-app purchases, starting at $3.99 per month. EXIF Studio LITE asks for nothing beyond the download.

UpkeepUpdate frequency

EXIF Studio LITE ships an update every 2 months, OmniPDF every 6 weeks. The most recent releases landed on September 30, 2026 and October 22, 2026 respectively.

Scorecard1 real difference · 5 level
EXIF Studio LITE versus OmniPDF: the parameters behind the verdict, then further details
ParameterEXIF Studio LITEOmniPDF
PriceFreeFree
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.6 — better18.6
Further details — not scored
Size11 MB17 MB
Age rating4+4+
DeveloperAUBERT AUCHERzhentao zhang

In-app purchases

None

EXIF Studio LITE

No in-app purchases

3 purchases

OmniPDF

Subscriptions2
  • OmniPDF Pro Monthly$3.991 Month
  • OmniPDF Pro Yearly$29.991 Year
One-time1
  • OmniPDF Pro Lifetime$59.99

Questions

Is EXIF Studio LITE free?
EXIF Studio LITE is free to download, with no in-app purchases.
Is OmniPDF free?
OmniPDF is free to download, with in-app purchases available.
Do EXIF Studio LITE or OmniPDF have ads?
Neither EXIF Studio LITE nor OmniPDF shows ads.
Which is updated more often, EXIF Studio LITE or OmniPDF?
EXIF Studio LITE ships an update every 2 months, and OmniPDF every 6 weeks. Most recently, EXIF Studio LITE was updated on September 30, 2026 and OmniPDF on October 22, 2026.

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