Comparison

PDF Compressor vs Stash

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

Head to head
About

PDF Compressor

Features
Read full description

Reduce PDF file size by up to 95% with PDF Compressor. Compress, merge, organize, and view PDF files in one simple app built for easy sharing, email attachments, cloud uploads, and storage. PDF Compressor helps you shrink large documents while keeping them clear and readable. Choose the right compression level for every file, from light optimization to maximum size reduction. Main Features โ€ข Compress PDF files quickly โ€ข Batch compress multiple PDF documents โ€ข Merge multiple PDF files into one โ€ข Merge and compress in one flow โ€ข Choose simple compression levels: light, balanced, strong, or maximum โ€ข Reduce scanned and image-heavy PDFs โ€ข Convert PDFs to grayscale for smaller files โ€ข Preview and view PDF documents in the app โ€ข Reorder selected files before merging โ€ข See before and after file sizes โ€ข Keep compression history available offline โ€ข Share optimized PDFs by email, messaging, cloud storage, or other apps For Work, Study, and Everyday Documents Use PDF Compressor for invoices, reports, contracts, forms, study notes, scanned documents, receipts, and any large PDF that needs to be easier to send or store. Fast, Private, and Simple Your files are processed securely and automatically deleted after processing. No account is required to start using the app. Subscription Details Subscription auto-renews unless canceled at least 24 hours before the end of the current period. You can cancel anytime in Settings. Payment is charged to your Apple ID upon confirmation. Support: support@pdfcompressor.cloud Privacy Policy: https://pdfcompressor.cloud/legal/privacy Terms (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Stash

This app helps you track your belongings and know exactly where they are stored. It's like a digital inventory for your home, garage, or work bag, preventing you from buying duplicates and helping you manage quantities and expiry dates.

Highlights
  • Customizable location hierarchy
  • Item logging and tracking
  • Quantity and expiry date management
  • Low stock alerts
  • Restock list
  • Search and photo references
  • Cloud sync across Apple devices
Features
Read full description

There is a distinct frustration in buying something you already own simply because you could not remember where you put it. Stash is designed to stop that happening. Think of it as a video game inventory for your actual life. It is a personal inventory system built for people who want to feel genuinely on top of their household storage. Whether you are managing camping gear, a garage full of tools, medications, or a meticulously packed work bag, Stash gives you a clear, calm, and accurate picture of your belongings. Stash is free to download with up to 25 items. Unlock Stash Pro (ยฃ4.99 one-time purchase) for unlimited items, photos, and data export. Key Features: Location Tree: Build a custom hierarchy of your storage spaces. Map your home from the loft down to a specific drawer. Item Tracking: Log your items and know exactly where they live. Quantity and Expiry Tracking: Keep tabs on how much you have left and when items go out of date. Low Stock Alerts: Set thresholds and get notified before you run out of the essentials. Restock Tab: A practical, dedicated list of everything that needs replenishing. Search and Photos*: Find things instantly and add images for quick visual reference. CloudKit Sync: Your database is securely backed up and seamlessly updated across your Apple devices. Stop tearing the house apart looking for spare batteries. Get your kit sorted, and keep it that way. *Photos, unlimited items, and data export are available with Stash Pro - a one-time purchase of ยฃ4.99.

Screenshots

PDF Compressor4 screens
Stash4 screens

Verdict

The call

The clearest difference is update cadence: PDF Compressor at fortnightly against Stash's every 3 months. PDF Compressor also leads on iOS requirement (15.1 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. PDF Compressor sells 2 in-app purchases, starting at $8.99 per month and Stash sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

PDF Compressor ships an update fortnightly, Stash every 3 months. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

Scorecard2 real differences ยท 6 level
PDF Compressor versus Stash: the parameters behind the verdict, then further details
ParameterPDF CompressorStash
PriceFreeFree
Positive reviewsโ€”100.0% of reviews
Update frequencyFortnightly โ€” betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
Monetizationโ€”Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 โ€” better18.6
Further details โ€” not scored
Size48 MB4 MB
Age rating4+4+
DeveloperSoufiane BouzianeJOE DERYK POYNTON

In-app purchases

2 purchases

PDF Compressor

Subscriptions2
  • Monthly Subscription$8.991 Month
  • Yearly Subscription$39.991 Year
1 purchases

Stash

One-time1
  • Stash Pro$4.99

Questions

Is PDF Compressor free?
PDF Compressor is free to download, with in-app purchases available.
Is Stash free?
Stash is free to download, with in-app purchases available.
Do PDF Compressor or Stash have ads?
Neither PDF Compressor nor Stash shows ads.
Which is updated more often, PDF Compressor or Stash?
PDF Compressor ships an update fortnightly, and Stash every 3 months. Most recently, PDF Compressor was updated on October 7, 2026 and Stash on October 13, 2026.

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