Comparison

Session Pomodoro Focus Timer vs Nitro PDF Pro

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

Head to head
About

Session Pomodoro Focus Timer

This app helps users improve focus and productivity by guiding them through timed work sessions and breaks. It blocks distracting websites and apps, mutes notifications, and automates workflow elements like Do Not Disturb and music playback. Users can also track their time and review their progress.

Highlights
  • Timed work and break sessions
  • Website and app blocking (Mac only)
  • Mute Slack notifications
  • Automated Do Not Disturb
  • Music playback automation
  • Apple Calendar sync
  • Session progress tracking
Features
Read full description

- Do you procrastinate and spend your time mindlessly? - have problem with focusing? - often get distracted while trying to focus? - maybe you are burned out because you worked too much and forget to take necessary break? - or, maybe have an ADHD? Session can help you with your focus problem. Trusted daily by tens of thousands of engineer in Silicon Valley, independent studios in Madrid, writers in Netherlands, and creative worker + freelancer all over the world. It helps you be more productive by guiding you to work in sessions, block distractions, track your time, and remind you to rest. GET INTO HABIT OF WORKING IN TIME BLOCK Inspired by Pomodoro technique, Session helps you block your time for focus. 25 minutes or 45 minutes is all you need to get closer to your goal KEEP YOUR FOCUS BY BLOCKING WEBSITES AND APPS THAT DISTRACT YOU (MAC ONLY) Session block distracting website and apps when you started a Session. It'll automatically restore your website when you are on rest / session has ended. BLOCK SLACK TEAM Session will automatically mute Slack team you choose when Session has started and open them up again when Session has stopped working. DON'T FORGET TO TAKE A REST Forcing yourself to work on long period of time is ineffective. Rest is as important as work / study. Why? Because rest is a crucial time where you: - store what you have learned in your head, and where - your brain solve difficult problem on the background. Notice that you usually get a new idea and solves problem when you're on walk and shower. Or anywhere where you're away from "work". AUTOMATE YOUR WORKFLOW (AUTOMATIC DO NOT DISTURB, PLAY MUSIC) Imagine having no distracting notifications while working on. It's possible by turning on Do Not Disturb. What if you can turn it on when you started your Session, and disable it after Session ends—all automatically? Or maybe change bulb color, play Apple music when Session has started? Different playlist on break? It's possible with Session. Automate it with AppleScript on MacOS and Apple Shortcut on iOS SEE YOUR SESSIONS ON APPLE CALENDAR WITH ONE WAY SYNC. See automatically create Sessions on Apple Calendar to review how your day has progressed. REVIEW YOUR SESSIONS Are you spending more time on a task than it's worth? Session keep you mindful by tracking your work and ask what you have learned after Session has ended. Session tracks what you have worked on, what have you learned, and for how long. Review your progress and journey that you have made. — Need support? Contact philip@stayinsession.com for assistance! — Learn about what Session can do here: https://www.stayinsession.com/learn — Join our Discord community channel here: https://discord.com/invite/5KASx2T4RU

— Terms: https://www.stayinsession.com/terms Privacy policy: https://www.stayinsession.com/privacy-policy

About

Nitro PDF Pro

Edit, read, sign, and secure PDF documents on your iOS device. This powerful yet lightweight app allows for on-the-go productivity with features like text editing, annotation, form filling, and cloud syncing.

Highlights
  • Edit PDF text
  • Annotate and highlight PDFs
  • Fill and save PDF forms
  • Sign and share PDF documents
  • Password protect PDFs
  • Sync with cloud storage
  • Merge and organize PDFs
Features
Read full description

Ready to do more with PDFs on iPad & iPhone? Edit, read, sign and sync PDFs in the cloud with the powerful, lightweight Nitro PDF Pro app designed for iPad & iPhone users. Packed with features to help you stay productive on the go, Nitro PDF Pro for iPad & iPhone lets you edit, sign, share and manage your documents wherever you are - all in a secure and user-friendly interface. Get started for free with a 14-day trial today. “Superior PDF handling, & economical” “Nitro PDF Pro has become an essential tool in my daily business operations! It makes everything from document preparation to communication much easier for me.” “If you are looking for a workhorse app to handle your PDFs made by responsive developers, look no further...” -> With Nitro PDF Pro you can: EDIT PDFs ON THE GO * Easily edit PDF text wherever you are, on any iOS device * Make notes and add comments to PDFs for quick, on-the-go reference * Add images or mark-up PDFs with drawings, with stylus support for iPad ANNOTATE & HIGHLIGHT PDFs * Add annotations to PDF text and documents * Highlight text to stay organized and keep track of important information FILL & SAVE PDF FORMS * Fill and save PDF forms for fast & easy productivity * Keep your PDF forms secure with password protection SIGN & SHARE PDF DOCUMENTS * Sign & share PDF documents in a snap * Save text, signatures and images in your Library for easy re-use * Keep documents synced with the cloud for on-the-go signatures PROTECT, SECURE & SYNC PDFs * Password protect PDFs to keep your data and confidential information secure * Set the level of document encryption as required * Sync with the cloud to back up PDFs on iCloud, Dropbox, Google Drive, or Microsoft OneNote MERGE, EXPORT & ORGANIZE PDFs * Merge multiple documents into one PDF in just a few clicks for easy organization * Import, export & organize PDFs in folders for fast access and easy on-the-go editing * Duplicate, add, delete or rearrange pages for simple, custom document creation ADDITIONAL AMAZING PDF EDITOR FEATURES * Duplicate, add, delete, rotate and rearrange pages * Enable easier PDF reading with dark mode, search and zoom * Email & Airdrop your documents, with PDF flattening for maximum compatibility * View two documents simultaneously with multiple windows (iPadOS) * Bluetooth pressure-sensitive stylus support - automatically works with Apple Pencil * Support for Adonit Jot Touch and Jot Script styluses Still exploring PDF editors for iOS? No pressure! Give Nitro PDF Pro iOS a try for free with a 14-day trial and see how you like its features and functions. We think you’ll love the value we pack into our easy-to-use PDF iOS app. Questions and issues regarding our PDF app? We're here to help! Connect with Nitro through our Community Forum: https://community.gonitro.com/ NITRO POLICY https://www.gonitro.com/legal/privacy-policy https://www.gonitro.com/legal/terms-of-service

Screenshots

Session Pomodoro Focus Timer4 screens
Nitro PDF Pro4 screens

Verdict

The call

The clearest difference is review sentiment: Session Pomodoro Focus Timer at 93% against Nitro PDF Pro's 13%. Session Pomodoro Focus Timer also leads on rating (4.8 vs 3.9) and update cadence (every 5 days vs every 2 months). On price, ratings volume, ads and in-app purchases 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. Session Pomodoro Focus Timer sells 2 in-app purchases, starting at $4.99 per month and Nitro PDF Pro sells 2 in-app purchases, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Session Pomodoro Focus Timer holds the better App Store score, 4.8 against 3.9. Both are backed by a comparable volume of ratings — 364 and 161 respectively. Written reviews point the same way: 93% of Session Pomodoro Focus Timer's written reviews are positive against 13% of Nitro PDF Pro's.

UpkeepUpdate frequency

Session Pomodoro Focus Timer ships an update every 5 days, Nitro PDF Pro every 2 months. Both last shipped on October 13, 2026.

Scorecard5 real differences · 5 level
Session Pomodoro Focus Timer versus Nitro PDF Pro: the parameters behind the verdict, then further details
ParameterSession Pomodoro Focus TimerNitro PDF Pro
PriceFreeFree
Rating4.8 (364 ratings) — better3.9 (161 ratings)
Positive reviews93.2% of reviews — better12.5% of reviews
Number of ratings364 — better161
Update frequencyEvery 5 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS13.4 — better18.0
Further details — not scored
Size107 MB59 MB
Age rating4+4+
DeveloperTranslucent LLCNitro Software, Inc.

Customer experience

Session Pomodoro Focus Timer

All ratings364 ratings
Positive95.1%
Neutral0.8%
Negative4.1%
Written reviews633 reviews
Positive93.2%
Neutral3.3%
Negative3.5%

Nitro PDF Pro

All ratings157 ratings
Positive70.1%
Neutral5.1%
Negative24.8%
Written reviews64 reviews
Positive12.5%
Neutral6.3%
Negative81.3%

User reviews

Session Pomodoro Focus Timer

From 364 App Store ratings

What we love

  • 🚀 Most complete Pomodoro timer
  • 👍 Excellent focus app with great features
  • 🔒 Helps with ADHD and focus
  • 👍 Beautiful, intuitive, and user-friendly design
  • 👍 Seamless sync across devices

Room to improve

  • 🐛 Occasional syncing issues between devices
  • 🔒 Expensive subscription model, no one-time purchase option
  • 👎 Some features like app blocking not working as expected
  • 👎 Tedious to adjust session times

Nitro PDF Pro

From 161 App Store ratings

What we love

  • 👍 Helpful for managing project documents
  • 👍 Convenient for PDF modifications
  • 👍 Superior PDF handling on Mac
  • 👍 Satisfactory in both Mac and Windows environments

Room to improve

  • 👎 Pro features not available on iOS/iPadOS
  • 👎 Yearly charges for basic features
  • 👎 Expensive and useless
  • 👎 Fails to deliver promised features
  • 👎 Impossible to reorder PDF files

Bugs and requests

Session Pomodoro Focus Timer

Reported bugs

2 issues
  • Issues with editing past sessions
  • Inconsistent behavior when switching between devices

Requested features

4 requests
  • Integrate with more productivity apps and to-do lists
  • Add Apple Watch app support
  • Expand customization options for themes and sounds
  • Improve documentation and onboarding for advanced features

Nitro PDF Pro

Reported bugs

19 issues
  • Cannot reorder PDF files
  • Crashes when opening PDFs from websites/email
  • Does not save markups or documents
  • Difficulty creating new folders
  • Cannot rotate pages
Show 14 more
  • Cannot markup/draw on PDFs with editing disabled
  • Does not save documents after editing
  • Cannot rotate PDFs
  • Program freezes up
  • Fails to save after deleting pages
  • App crashes after update
  • Editing is lost prior to crash
  • Crashes every time to edit a PDF
  • Cannot handle deleting pages
  • Crashes when opening fillable PDFs
  • Crashes when typing in fields
  • No Apple Pencil support
  • Stylus link gives 404 error
  • Bugs like suddenly not being able to draw

Requested features

10 requests
  • Keyboard support (Cmd + F for search)
  • Ability to cancel search with Esc
  • OCR and conversion to text documents on tablets
  • User manual for iPad app
  • Support for Apple Pencil
Show 5 more
  • Ability to create table of contents
  • Ability to create fillable forms
  • Ability to rearrange pages
  • Ability to add to library
  • More intuitive interface

In-app purchases

2 purchases

Session Pomodoro Focus Timer

Subscriptions2
  • Session monthly subscription$4.991 Month
  • Session yearly subscription$39.991 Year
2 purchases

Nitro PDF Pro

Subscriptions1
  • Annual Subscription14 Days trial$19.991 Year
One-time1
  • Nitro PDF Pro for iOS$9.99

Questions

Is Session Pomodoro Focus Timer free?
Session Pomodoro Focus Timer is free to download, with in-app purchases available.
Is Nitro PDF Pro free?
Nitro PDF Pro is free to download, with in-app purchases available.
Which has better reviews, Session Pomodoro Focus Timer or Nitro PDF Pro?
Session Pomodoro Focus Timer is rated higher. Session Pomodoro Focus Timer averages 4.8 out of 5 from 364 ratings, while Nitro PDF Pro averages 3.9 from 161 ratings.
Do Session Pomodoro Focus Timer or Nitro PDF Pro have ads?
Neither Session Pomodoro Focus Timer nor Nitro PDF Pro shows ads.
Which is updated more often, Session Pomodoro Focus Timer or Nitro PDF Pro?
Session Pomodoro Focus Timer ships an update every 5 days, and Nitro PDF Pro every 2 months. Most recently, Session Pomodoro Focus Timer was updated on October 13, 2026 and Nitro PDF Pro on October 13, 2026.

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