Comparison

PDF Reader vs Mp3 Audio Converter

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

Head to head

All-in-One

Speech export to mp3 and text

Free

🔧 Utilities

★ 3.01 ratingsView app →

About

PDF Reader

Features

Read full description

PDF Reader-store is your essential app for managing and viewing all your important documents. Go beyond just PDFs! Our app offers robust support for opening and displaying PDFs, Excel spreadsheets, Word documents, and various image files, all in one convenient place. Whether you're reviewing a report, checking a spreadsheet, or viewing an image, PDF Reader-store provides a seamless and intuitive experience. Keep your files organized and accessible, ensuring you're always prepared. Download PDF Reader-store today and streamline your document viewing!

About

Mp3 Audio Converter

Record unlimited audio and convert it to MP3 format. Transcribe spoken words into text for easy sharing and storage. Features a clean, user-friendly interface.

Highlights

Unlimited audio recording
Convert audio to MP3
Convert audio to text
Save audio locally
Share MP3 files
Clean interface

Features

Read full description

*Save audio files at local, as voice memo *Unlimited recording time *Convert audio format to mp3 *Convert audio to text *Share the mp3 through some ways *Clean, nice interface, easy to use suggestion: restaurantt@gmail.com

Screenshots

PDF Reader4 screens

Mp3 Audio Converter2 screens

Verdict

The call

The clearest difference is in-app purchases: PDF Reader at none against Mp3 Audio Converter's 2. Mp3 Audio Converter's advantage is update cadence (every 6 days vs every 114 months) and iOS requirement (11.0 vs 14.0). On price, 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. Mp3 Audio Converter sells 2 one-off in-app purchases. PDF Reader asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Reader ships an update every 114 months, Mp3 Audio Converter every 6 days. The most recent releases landed on May 17, 2026 and August 29, 2026 respectively.

Scorecard3 real differences · 7 level

PDF Reader versus Mp3 Audio Converter: the parameters behind the verdict, then further details
Parameter	PDF Reader	Mp3 Audio Converter
Price	Free	Free
Rating	—	3.0 (1 ratings) — better
Positive reviews	—	50.0% of reviews
Number of ratings	—	1 — better
Update frequency	Every 114 months	Every 6 days — better
Ads	Yes	Yes
In-app purchases	No — better	Yes
Monetization	—	Free with in-app purchases
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	14.0	11.0 — better
Further details — not scored
Size	10 MB	20 MB
Age rating	4+	4+
Developer	Ramalingam Sivaramakrishnan	佳俊顾

In-app purchases

None

PDF Reader

No in-app purchases

2 purchases

Mp3 Audio Converter

One-time2

encourage developer$0.99
Remove AD$0.99

Questions

Is PDF Reader free?

PDF Reader is free to download, with no in-app purchases.

Is Mp3 Audio Converter free?

Mp3 Audio Converter is free to download, with in-app purchases available.

Do PDF Reader or Mp3 Audio Converter have ads?

Both PDF Reader and Mp3 Audio Converter show ads.

Which is updated more often, PDF Reader or Mp3 Audio Converter?

PDF Reader ships an update every 114 months, and Mp3 Audio Converter every 6 days. Most recently, PDF Reader was updated on May 17, 2026 and Mp3 Audio Converter on August 29, 2026.