Comparison

Session Timer vs What?

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

Head to head
About

Session Timer

Features
Read full description

DEEPFOCUS helps you reclaim your attention and build deep focus habits that last. Create distraction-free work sessions, stay productive without burnout, and see real progress over time. CORE FOCUS EXPERIENCE Turn any moment into a deep work session. Start focused timers from 5 minutes to 2 hours and match them to your goals: a 25-minute reading sprint, a 90-minute coding block, a 45-minute writing session, or a quick 10-minute review. DeepFocus gives every session a clear start and end so you can begin faster, avoid endless screen time, and stay locked in. FOCUS INTERVAL TECHNIQUE Use a proven work-break rhythm with minimal effort. Pick classic 25 minutes of focus with 5-minute breaks or fully customize your own intervals. DeepFocus automatically switches between focus and rest and prompts you when it is time to work and when it is time to recover. This helps you build long productive streaks while reducing mental fatigue and decision overload. IMMERSIVE SOUND ENVIRONMENT Block distractions with concentration-friendly soundscapes. Choose from carefully selected options like rain forest, urban cafe, silent library, ocean waves, and calm instrumental backgrounds to stay engaged without pulling your attention back to your surroundings. INTELLIGENT PROGRESS TRACKING Understand your focus habits so you can improve intentionally. DeepFocus shows: - Sessions completed today, this week, and this month - Total time spent in deep focus - Streaks of consecutive focused days - The time of day you are most productive - Trends and patterns over time Ask yourself practical questions like: When do I focus best? How many hours did I really study this week? Am I improving compared to last month? TASK MANAGEMENT Know exactly what you are spending your focus on. Assign each session to a category such as Work, Study, Coding, Reading, or create your own custom task. When the day or week ends, review which activities used most of your deep focus time and adjust your schedule so your effort matches your priorities. PREMIUM FEATURES Upgrade your focus system with deeper insights and more control: - Advanced analytics with deeper habit insights - Custom task creation and detailed task management - Apple Focus Mode integration to reduce interruptions while you work - A larger premium ambient sound library - Session effectiveness ratings to track quality, not only time - Data export to back up or analyze your focus results elsewhere Whether you are studying for exams, driving deep work at a job, or protecting uninterrupted creative time, DeepFocus gives you structure, feedback, and an environment built to keep you on task. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://marcn.app/privacy

About

What?

Features
Read full description

What? is an AI writing assistant powered by Claude. Paste any text, pick an action, get a polished result β€” in seconds, without leaving the app. -------------------------------------- 14 BUILT-IN WRITING ACTIONS -------------------------------------- Fix Grammar Β· Rephrase Β· Make Professional Β· Make Casual Β· Shorten Β· Expand Β· Simplify Β· Translate (20 languages) Β· Humanize Β· Improve Flow Β· Make Punchy Β· Remove Hedging Β· More Assertive Β· Analyze Tone Humanize strips AI tells β€” em-dashes, "delve," "leverage," "tapestry," "robust" β€” and rewrites with contractions, fragments, and varied rhythm so your text reads like a real person wrote it. Pro subscribers get Claude Sonnet. The most capable model for nuanced edits. -------------------------------------- 16 FREE ACTION PACKS β€” 160 SPECIALTY ACTIONS -------------------------------------- Every pack is free and included. No purchases, no paywalls, no limits. Writer's Pack β€” vivid imagery, stronger openings, clichΓ© removal, active voice Lawyer's Pack β€” legal precision, plain English, protective hedging, demand letters Marketer's Pack β€” headlines, A/B variants, CTAs, SEO, ad copy Email Pack β€” match reply tone, cold emails, subject lines, TL;DR, follow-ups Student Pack β€” academic tone, paraphrase, thesis, counterargument, study notes Dating Pack β€” confident openers, banter, bio glow-up, let them down kindly Recovery Pack β€” apologies, de-escalation, boundaries, make peace Comedy Pack β€” stand-up style, dry wit, dark humor, roast, absurdist Funny Pack β€” universal humor, dad jokes, meme-ready, one-liners, captions International Pack β€” Japanese business, German direct, French polite, match any culture Social Pack β€” tweet-ify, LinkedIn, Instagram captions, TikTok hooks, threads Coach's Pack β€” reflective listening, reframe, SMART goals, hard feedback Customer Support Pack β€” empathize, calm angry customers, explain policy, close tickets Sales & Negotiation Pack β€” handle objections, follow up, close, counter-offer Job Hunt Pack β€” resume bullets, cover letters, STAR answers, salary negotiation Product & UX Writing Pack β€” microcopy, error messages, push notifications, button labels MATCH ANY CULTURAL CONTEXT Pick a country β€” Japan, Germany, France, Brazil, India, and 20 more β€” and the International Pack adapts your text to that culture's communication style without translating a word. -------------------------------------- WORKS EVERYWHERE -------------------------------------- Keyboard Extension β€” fix or rephrase in any app from your keyboard Share Extension β€” select text anywhere, tap Share β†’ What? to process it instantly Home-Screen Widget β€” one tap from your home screen iCloud Sync β€” history and settings stay in sync across all your devices -------------------------------------- BYOK β€” BRING YOUR OWN KEY -------------------------------------- Have an Anthropic API key? Use it directly. All Claude models, custom prompts, no monthly caps from us β€” you pay Anthropic per request. Your key lives in the iOS Keychain and never leaves your device. -------------------------------------- SUBSCRIPTION -------------------------------------- Β· 3-day free trial β€” no credit card upfront Β· Pro β€” Claude Sonnet, Writing Coach mode, Before/After diff view, tone meter Β· BYOK β€” your own Anthropic key, unlimited requests, custom-built actions Payment is charged to your Apple ID at confirmation. Subscription renews automatically. Cancel anytime in Settings β†’ Apple ID β†’ Subscriptions. Privacy Policy: https://sylvainlafrance.com/what/privacy Terms of Use: https://sylvainlafrance.com/what/terms

Screenshots

Session Timer4 screens
What?4 screens

Verdict

The call

The clearest difference is iOS requirement: What? at 18.6 against Session Timer's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Session Timer sells 3 in-app purchases, starting at $1.99 per month and What? sells 14 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Session Timer ships an update every 5 weeks, What? every 3 weeks. The most recent releases landed on October 10, 2026 and September 25, 2026 respectively.

Scorecard1 real difference Β· 5 level
Session Timer versus What?: the parameters behind the verdict, then further details
ParameterSession TimerWhat?
PriceFreeFree
Update frequencyEvery 5 weeksEvery 3 weeks β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.018.6 β€” better
Further details β€” not scored
Size45 MB7 MB
Age rating4+4+
DeveloperMarcelo NardoneSylvain Lafrance

In-app purchases

3 purchases

Session Timer

Subscriptions2
  • DeepFocus Monthly$1.991 Month
  • DeepFocus Yearly$14.991 Year
One-time1
  • DeepFocus - Track your Time$19.99
14 purchases

What?

Subscriptions4
  • What - BYOK Subscription Monthly3 Days trial$1.991 Month
  • What - Subscription Monthly3 Days trial$7.991 Month
  • What - BYOK Subscription Yearly3 Days trial$14.991 Year
Show 1 more
  • What - Subscription Yearly3 Days trial$49.991 Year
One-time10
  • What - Funny Pack$3.99
  • What - Dating Pack$4.99
  • What - Recovery Pack$4.99
Show 7 more
  • What - Comedy Pack$4.99
  • What - Email Pack$5.99
  • What - Student Pack$5.99
  • What - International Pack$5.99
  • What - Coach Pack$5.99
  • What - Social Pack$6.99
  • What - Marketer Pack$9.99

Questions

Is Session Timer free?
Session Timer is free to download, with in-app purchases available.
Is What? free?
What? is free to download, with in-app purchases available.
Do Session Timer or What? have ads?
Neither Session Timer nor What? shows ads.
Which is updated more often, Session Timer or What??
Session Timer ships an update every 5 weeks, and What? every 3 weeks. Most recently, Session Timer was updated on October 10, 2026 and What? on September 25, 2026.

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