# PDF Compressor : Compress PDF — user reviews > 49 indexed App Store user reviews of PDF Compressor by Vishalbhai Vaghasiya, rated 4.60/5 from 813 ratings. - Source: https://appshunter.io/ios/app/pdf-compressor-compress-pdf/id1637213307/reviews - App overview in markdown: https://appshunter.io/ios/app/pdf-compressor-compress-pdf/id1637213307.md - Rating breakdown: 5★ 691 · 4★ 45 · 3★ 20 · 2★ 10 · 1★ 47 ## What do users think of PDF Compressor? Overall sentiment: negative **Pros** - 🚀 Fast and efficient compression - 👍 Simple and easy-to-use interface - 💰 Free to download and use - ✅ Effective file size reduction - 📧 Solves email attachment size issues **Cons** - 📢 Excessive and intrusive advertisements - 🐛 Frequent app crashes and glitches - ❌ File compression increases size instead of reducing it - 🔄 App requires restart after each compression - ⚠️ Suspicious ad permissions and potential security concerns - 📄 Corrupts document content and page formatting - 🔐 Possible malware or data theft risk - 🖥️ Web-based functionality with poor connectivity handling **Commonly reported bugs** - App crashes on second compression attempt - File size increases instead of decreasing - App exits unexpectedly after compression - Compressed file unrecognizable or corrupted - Keyboard numbers display as blank - Slow compression times (5+ minutes for small files) - Unable to save or retrieve compressed files - Document pages expand instead of compress - App crashes on launch **Most requested features** - Reduce or eliminate advertisements - Add compression quality/control settings - Batch file compression capability - Improved preview functionality for multiple documents - Better file naming conventions for compressed files ## Newest reviews (13 of 49) ### 1/5 — Worst app ever *2025-12-07* Compressed my PDF of less Kb into more MB format LOL ### 1/5 — Not useful *2025-10-19* After compression 800kb made 1.6mb ### 1/5 — Not working *2025-09-04* It's not working anymore from 4/09/2025 ### 1/5 — Poor *2025-08-28* Poor app This app instead to compressed it reduces pages inside my document ### 1/5 — . *2025-05-22* Disgusting app , instead of compressing my file it increased the size ### 2/5 — App works but… *2025-05-20* Overloaded with adds ### 1/5 — Not great *2025-04-19, version 1.4* I downloaded this app as I was trying to reduce the file size from 6.1 km to less than 5mb, the app instead increased the size to 13 MB. Very disappointed! ### 1/5 — Not good *2025-04-09* Doesn’t compress well - time waste app ### 1/5 — More like decompress *2025-03-10, version 1.4* Original file size 13.3MB. Compressed file size 23.8MB. Impressive!! ### 4/5 — Awesome *2025-03-07* Good for pdf compressor ❤️‍🔥 ### 1/5 — No use *2025-02-20* Doesn’t do anything; increases the size of the pdf instead ### 1/5 — Made file size larger *2025-02-10, version 1.4* It took my 4.3 mb file and said it was 17.5 mb. I think they just want your files. ### 1/5 — SCAM *2025-02-01* My phone started glitching and then it locked. After inputting my passcode, my iPhone wallet was opening up by itself. This is a scam to steal your info, so not download! ## Most critical reviews (10 lowest-rated) ### 1/5 — not good *2026-07-13* doesn’t allow you to choose the size u want to reduce….compresses randomly ### 1/5 — this app sucks *2026-07-01, version 1.7* crashes every time i try to even use it ur app sucks ### 1/5 — WTH is this even *2026-05-28* It straight up doubled the size of my pdf. Sketchy af and full of ads. Other reviews must be fake because this app does NOT work. ### 1/5 — Made the PDF bigger!?!?! *2026-04-17* Trying to compress a 2.7meg PDF and it made it 3.5 megs! ### 1/5 — Oh, the ADS!!!! *2026-02-19* Please, this thing in overrun by ads. EVERY time you compress anything you must close out the app - re-open it to get to see what you’ve compressed! Ugh! And it even made one file I had BIGGER!!! What??? ### 1/5 — Lot of bugs *2026-02-10, version 1.7* Don’t download it ### 1/5 — Horrible *2026-01-23* There should be no reason why it’s only letting me compress one document and it just glitches and exits the app everytime I try to do a second one. Unacceptable! ### 1/5 — Rewise *2026-01-16, version 1.6* Disgusting and waste time no compress ### 1/5 — Dodgy ads *2026-01-12, version 1.6* Had a really dodgy ad that was asking for malicious permissions ### 1/5 — Does not compress anything *2025-12-29* This app increases the size instead of compression ## Most praised reviews (10 highest-rated) ### 5/5 — Love it *2026-07-04* Simple yet get the things done . Keep doing the good work ### 5/5 — Good *2026-06-19, version 1.7* Easy and free ### 5/5 — Useful little Application *2026-05-31* For a free application, this one is not only functional, but it has many hidden features. ### 5/5 — Life saver! *2025-11-08* I rly needed something fast and easy and this did the trick! ### 5/5 — File compressor *2025-10-03, version 1.4* Best Best Best ### 5/5 — Very good *2025-09-26* It’s exactly what I was looking for. ### 5/5 — Superb *2025-08-28* Thank you for making it so easy to compress files. Literally had a hard time sending an email cause the file was too big. Found this app on the App Store and it was so simple and fast to compress my files. Took less than 5 minutes to compress and send out my email. So happy!!! Thank you! ### 5/5 — Good app *2024-11-04* Good app ### 5/5 — Free, Fast, Accurate *2024-09-10, version 1.3* I tried for hours to get a huge file I worked weeks on to compress small enough to submit and I was about to pay $49.99 to pdf editor for ONE file compression when I came across this free app. Literally one click and the file was good to go, and it is still legible. ### 5/5 — That is awesome！ *2024-03-17* This software is awesome,I would like to recommend it to all you guys who need it. --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*