Comparison

PNG to PDF vs Focus Timer & Tracker

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

Head to head
About

PNG to PDF

Easily transform PNG images into high-quality PDF documents. Convert multiple images into a single file with custom or standard paper sizes. Track your past conversions with a built-in history feature.

Highlights
  • Multiple PNG to PDF conversion
  • Customizable paper sizes
  • Auto and manual size selection
  • Conversion history tracking
  • Create single PDF from multiple images
Features
Read full description

Transform your PNG images into high-quality PDF files with the PNG to PDF Converter app. This user-friendly app allows you to convert multiple images into a single PDF file effortlessly. Whether you need to create professional documents or save personal memories, our app provides a quick and efficient solution. Key Features: Multiple Image Conversion: Convert multiple PNG images into a single PDF file. Custom Paper Sizes: Choose from standard paper sizes such as A4, A3, A5, Letter, Legal, or set your own custom size. Auto or Manual Selection: Easily switch between automatic size selection or manually choose the dimensions that suit your needs. History: Keep track of your conversions with the built-in history feature, allowing you to quickly access previously converted files. PNG to PDF Converter app is free. You can use it forever, at no cost. However, PNG to PDF Converter app does offer premium features for its subscribers. If you decide to purchase an upgrade, you will unlock additional features. Terms of Use: https://kociapp.github.io/PNG-to-PDF/term-of-use Privacy Policy: https://kociapp.github.io/PNG-to-PDF/privacy-policy

About

Focus Timer & Tracker

This app uses a unique brick-building system to motivate focus sessions. Earn bricks by completing 15-minute work or study blocks to visualize progress and build habits. Designed for deep work, ADHD management, and consistent productivity.

Highlights
  • Visual brick-building progress
  • Distraction-free focus timer
  • Pomodoro-style sessions
  • Habit building
  • ADHD focus support
  • Goal tracking
Features
Read full description

Build your wall. One focus session at a time. STAKD turns every 15 minutes of real work into a brick, and your wall grows with you. See your consistency stack up visually, day by day. Built for students, remote workers, and anyone managing ADHD who needs a system that actually feels rewarding. Why STAKD Works Visual progress that feels real. Every completed focus session adds a brick to your wall. Watch your consistency grow, not just a streak number, but something you can actually see building over time. The simplest pomodoro timer you will ever use. Clean, distraction-free design. Tap, start, and focus. No setup, no configuration, no friction. Built for ADHD and deep work. Short feedback loops, clear visual rewards, and a minimal interface that makes it easier to start and harder to stop. Exactly what ADHD brains need. Your study timer that rewards effort. Whether you are doing homework, prepping for exams, or grinding through coursework, every 15-minute session earns you a brick. The wall does not lie about how hard you have worked. Block distractions before they start. The App Blocker is built directly into STAKD. Choose which apps to block, start your session, and lock in. No leaving the app, no extra subscriptions. Habit building you can actually see. Streaks, heatmaps, and cumulative charts show you exactly how consistent you have been. On the days you do not feel motivated, looking at the wall usually helps. Great For: Studying and homework ADHD focus sessions Deep work and productivity Beating procrastination Habit building and tracking Time management Staying off your phone STAKD Pro unlocks Stats and Charts, Home Screen Widgets, Unlimited Tags, App Blocker, Custom Milestones, Custom Reminders, and Custom Wallpaper. Free to download. Start building your wall right now, no subscription required to get started. Build consistency. Build discipline. Build your wall Terms of Use: https://monroyindustries.xyz/STAKD/STAKD-termsofservice.html 
 Privacy Policy: https://monroyindustries.xyz/STAKD/STAKD-privacy.html

Screenshots

PNG to PDF3 screens
Focus Timer & Tracker4 screens

Verdict

The call

The clearest difference is ads: Focus Timer & Tracker at none against PNG to PDF's shown. Focus Timer & Tracker also leads on update cadence (every 5 days vs every 2 months). PNG to PDF's advantage is iOS requirement (15.0 vs 17.0). On price, rating, review sentiment and ratings volume 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. PNG to PDF sells 5 in-app purchases, starting at $4.99 per 7 days and Focus Timer & Tracker sells 5 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for PNG to PDF against 4.8 for Focus Timer & Tracker. Both are backed by a comparable volume of ratings — 29 and 29 respectively. Written reviews are what separate them: 80% of PNG to PDF's written reviews are positive against 83% of Focus Timer & Tracker's.

UpkeepUpdate frequency

PNG to PDF ships an update every 2 months, Focus Timer & Tracker every 5 days. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.

Scorecard3 real differences · 7 level
PNG to PDF versus Focus Timer & Tracker: the parameters behind the verdict, then further details
ParameterPNG to PDFFocus Timer & Tracker
PriceFreeFree
Rating4.8 (29 ratings)4.8 (29 ratings)
Positive reviews80.0% of reviews83.3% of reviews — better
Number of ratings2929
Update frequencyEvery 2 monthsEvery 5 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size9 MB363 MB
Age rating4+12+
DeveloperAndy SutantoMonroy Industries, LLC

Customer experience

PNG to PDF

All ratings29 ratings
Positive96.6%
Neutral0.0%
Negative3.4%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

Focus Timer & Tracker

All ratings29 ratings
Positive96.6%
Neutral0.0%
Negative3.4%
Written reviews6 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

In-app purchases

5 purchases

PNG to PDF

Subscriptions3
  • Convert PNG to PDF Pro$4.997 Days
  • PNG to PDF Converter Pro - 1M$9.991 Month
  • PNG to PDF Converter Pro - 1Y$39.991 Year
One-time2
  • PNG to PDF Converter Pro$19.99
  • Offering for New User$49.99
5 purchases

Focus Timer & Tracker

Subscriptions3
  • Weekly Premium$1.997 Days
  • Monthly Premium$7.991 Month
  • Yearly Premium3 Days trial$14.991 Year
One-time2
  • Early Supporter AccessFree
  • Lifetime$29.99

Questions

Is PNG to PDF free?
PNG to PDF is free to download, with in-app purchases available.
Is Focus Timer & Tracker free?
Focus Timer & Tracker is free to download, with in-app purchases available.
Which has better reviews, PNG to PDF or Focus Timer & Tracker?
PNG to PDF and Focus Timer & Tracker are both rated 4.8 out of 5 on the App Store, from 29 and 29 ratings respectively.
Do PNG to PDF or Focus Timer & Tracker have ads?
PNG to PDF shows ads; Focus Timer & Tracker does not.
Which is updated more often, PNG to PDF or Focus Timer & Tracker?
PNG to PDF ships an update every 2 months, and Focus Timer & Tracker every 5 days. Most recently, PNG to PDF was updated on September 18, 2026 and Focus Timer & Tracker on September 10, 2026.

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