Comparison

RecorderHQ Pro vs PDF Masker

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

Head to head
About

RecorderHQ Pro

Transform your device into a powerful voice recorder. Capture audio in multiple formats, including MP3, M4A, and WAV. Easily share recordings to cloud storage, edit them with trimming and merging tools, and organize your files efficiently.

Highlights
  • Record in MP3, M4A, WAV, AIFF, CAF formats
  • Cloud sharing (iCloud, Dropbox, Google Drive, OneDrive, SoundCloud)
  • Speech to text transcription
  • Real-time monitoring during recording
  • Audio file editing (trim, merge)
  • Transfer files via Wi-Fi, USB (iTunes), Bluetooth
  • Organize audio files in folders
Features
Read full description

RecorderHQ make your iPhone or iPad an voice recorder. We support record mp3 m4a and wav format directly. Sharing audio files to iCloud Drvie, Dropbox, Google Drive and OneDrive. • Speech to text • Real time monitor while recording. • support transfer large file via USB in iTunes, just connect your iPhone to PC. • Transferring audio file via WIFI is easy. • support sending file via whatsapp( try open in other application feature) • support trim audio file, merge multiple audio files. • support save audio file into camera roll. • transfer files from iphone to pc via wifi and browser • Multiple sample rate from 8000hz to 44100hz • Support aif,wav,m4a and caf and mp3 file format. • Support pause,forward,rewind. • support bluetooth & USB microphone (usb adapter needed). • export file via iTunes, email. • Organize you audio files in folder. • support background recording and playback. • support sending voice to Dropbox and Google Drive and SoundCloud. • support sending voice to other device via bluetooth or wifi. • iCloud Drive ,Airplay support. • Convert files into Mp3 format(CBR, VBR format) • support audio file upload or download from SoundCloud • Magic tap disabled ( two fingers double tap is disabled prevent recording interruption) • Support lock screen while recording.( iPhone only) • Support Today Widget

About

PDF Masker

Easily mask sensitive keywords in PDF files before sharing. Import PDFs, specify multiple keywords, and customize redaction colors. Export as text or image-based PDFs for secure data sharing.

Highlights
  • Import PDFs via Share menu
  • Bulk keyword redaction
  • Export as text or image PDF
  • Multiple keyword support
  • Customizable redaction color
  • Save keyword histories
Features
Read full description

Protect your sensitive information before sharing files with others. PDF Masker is a powerful security tool that lets you search and black out specific keywords across your PDF documents automatically. Import any PDF directly from your device using the Share menu. Enter your target keywords, and the app instantly hides matching text so you can send your documents safely. You can choose to export your final file as a searchable text-based PDF or as an image-based PDF. The image-based option is perfect when you want to permanently erase underlying text data so it can never be copied or recovered. Key Features - Smart Bulk Redaction: Enter a keyword and automatically mask every single match across the entire document. - Multiple Keywords Support: Separate multiple terms using spaces or commas to clear different pieces of data at once. - 100 Item History Tracker: Saves up to 100 of your frequently used keywords so you can reapply them with a single tap. - Custom Redaction Colors: Change the color of your redaction blocks from classic blackout to white or any custom tone. - Flexible File Loading: Easily load files from your system file picker, in-app web browser, or straight from other apps via the Share extension. - 100 Percent Offline Security: All processing happens locally on your phone or tablet. Your private and confidential documents are never sent to external servers. - Clean and Fast User Interface: Designed to be clean, fast, and simple for everyone, with no complex setup required. Whether you are hiding account numbers, blurred names, personal addresses, or sensitive corporate contracts, PDF Masker helps you prevent data leaks on the go.

Screenshots

RecorderHQ Pro3 screens
PDF Masker4 screens

Verdict

The call

The clearest difference is review sentiment: RecorderHQ Pro at 77% against PDF Masker's 0%. RecorderHQ Pro also leads on rating (4.7 vs 2.0) and in-app purchases (none vs 1). PDF Masker's advantage is price (Free vs $4.99). On update cadence, device support and iOS requirement 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

PDF Masker is free to download; RecorderHQ Pro costs $4.99 up front. PDF Masker sells 1 one-off in-app purchase. RecorderHQ Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

RecorderHQ Pro holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: RecorderHQ Pro has 40 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 77% of RecorderHQ Pro's written reviews are positive against 0% of PDF Masker's.

UpkeepUpdate frequency

RecorderHQ Pro ships an update every 5 weeks, PDF Masker monthly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard7 real differences · 3 level
RecorderHQ Pro versus PDF Masker: the parameters behind the verdict, then further details
ParameterRecorderHQ ProPDF Masker
Price$4.99Free — better
Rating4.7 (40 ratings) — better2.0 (1 ratings)
Positive reviews77.3% of reviews — better0.0% of reviews
Number of ratings40 — better1
Update frequencyEvery 5 weeksMonthly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size67 MB14 MB
Age rating4+4+
DeveloperSHENG TA TSAIKazuhisa Kobayashi

Customer experience

RecorderHQ Pro

All ratings40 ratings
Positive92.5%
Neutral5.0%
Negative2.5%
Written reviews66 reviews
Positive77.3%
Neutral10.6%
Negative12.1%

PDF Masker

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

RecorderHQ Pro

No in-app purchases

1 purchases

PDF Masker

One-time1
  • Remove Ads$4.99

Questions

Is RecorderHQ Pro free?
RecorderHQ Pro costs $4.99, with no in-app purchases.
Is PDF Masker free?
PDF Masker is free to download, with in-app purchases available.
Which has better reviews, RecorderHQ Pro or PDF Masker?
RecorderHQ Pro is rated higher. RecorderHQ Pro averages 4.7 out of 5 from 40 ratings, while PDF Masker averages 2.0 from 1 ratings.
Do RecorderHQ Pro or PDF Masker have ads?
PDF Masker shows ads; RecorderHQ Pro does not.
Which is updated more often, RecorderHQ Pro or PDF Masker?
RecorderHQ Pro ships an update every 5 weeks, and PDF Masker monthly. Most recently, RecorderHQ Pro was updated on November 1, 2026 and PDF Masker on October 30, 2026.

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