booksense vs Bookly: Two Reading Timers, One Winner

TL;DR: Bookly and booksense are the only two mainstream book apps built around a reading timer, and Bookly’s is excellent. Mature, well liked, 4.6 stars from around 60,000 App Store ratings, with beautiful infographics, ambient sounds, and widgets. The catch is the free tier: 10 books, then you pay. And the app is deliberately solitary. booksense gives you the timer with no library cap, then adds streaks, leagues, tournaments, and live reading tables. If a solo timer has already failed to change your reading, the second half of that sentence is why.

Most book apps are catalogues that happen to know when you finished something. Two apps start from the opposite premise: that reading is a session with a start and an end, and that the thing worth measuring is minutes. Bookly got there first and did it well.

We make booksense, so read accordingly. Where Bookly is better, we will say so, and it is better in more places than a competitor post normally admits.

What Bookly gets right

Bookly, from TwoDoor Games, has been on the App Store since 2016 and currently sits at 4.6 stars from around 60,000 ratings. That is a decade of iteration on one idea, and it shows.

The timer is the whole product and it is well made. Book Riot’s review describes the loop accurately: you tap to start reading, the session pauses when you navigate away, you can log a session you forgot, and the app asks for your page number at the end. From there Bookly derives your reading speed and tells you how long you have left in the book at your current pace.

The rest of the package is genuinely strong:

• Infographic reports. Per-book and per-period summaries that look better than anything else in the category. Bookly’s stats screens are the reason a lot of people stay.
• Ambient sounds. Rain, cafe noise, and similar, playable from inside the session. Small feature, weirdly effective.
• Widgets. Home and lock screen widgets, including a currently-reading shelf and quote cards.
• Readathons. Bookly runs community readathons you can track live inside the app.
• The practical stuff. ISBN barcode scanning, iCloud sync, custom collections, character tracking, monthly and yearly goals.
• Android. Bookly ships on both iOS and Android. booksense does not.

If your only requirement is “time my reading and make the stats look nice,” Bookly is a polished, finished answer.

The 10 book wall

Here is the part that sends people looking for alternatives.

Bookly’s free tier is capped at 10 books. Book Riot recorded it in 2022: “the free version allows users to have up to ten books in their collection.” A 2026 review by Headway records the same number, calling it an intentional try-before-you-buy limit. App Store reviewers say the same thing in blunter terms.

Ten books is not a trial. For most readers it is somewhere between four months and a year of reading, which means you hit the wall after the habit is built and after all your history lives in the app. That is a well-designed paywall from a business point of view. From a reader’s point of view it lands at the exact moment the app has become useful.

Bookly’s own App Store listing sets out the paid tiers: “$4.99/month (1 Month Subscription), $19.99/6 months (6 Month Subscription), and $29.99/year (1 Year Subscription),” after a 7 day trial. Those are the developer’s listed prices at the time of writing and can change, so check before you subscribe. Pro removes the cap and unlocks the full stats and cloud sync.

None of this makes Bookly bad. It makes Bookly a paid app with a demo attached.

The bigger difference: Bookly is a solo app

The Headway review puts it plainly: Bookly “is definitely not for the social reader,” and describes it as “a solo mission; it’s just you against your own reading time.”

That is an honest description of a deliberate design choice, and for some readers it is exactly right. But it also explains why timer apps have a retention problem. A timer is an instrument. It measures a habit with beautiful precision and applies no force to it. On the night you do not feel like reading, an instrument has nothing to say.

The things that reliably do apply force are a streak you do not want to break, a goal with a deadline, and another person who can see whether you showed up. Bookly has the first two in private form. It has none of the third.

What booksense does with the same timer

Same core loop: pick a book, start a session, read, stop. booksense logs the minutes and the pages, then derives your pace per book, minutes per week, per-book charts, and a projected finish date built from your real reading rather than an average.

Then it does the part Bookly leaves out:

• Streaks with something at stake. Read every day and the chain grows. Elite members get a streak freeze and vacation mode for the weeks life wins. If you think streaks are a gimmick, we set out what the research actually says about reading streaks.
• Goals in books, pages, or minutes, per period, tracked from your sessions automatically. Minutes goals matter more than book counts, for reasons our reading habit guide gets into.
• Notes that come back. Anchored to the exact page, shareable as image cards, and resurfaced later through spaced note review so what you read has a chance to stick.
• Challenges and tournaments. Structured competition against friends and the wider community, not just a private badge shelf.
• Leaderboards and leagues, with promotion and relegation. Your minutes are compared with other readers’ minutes, weekly.
• A 70-level reading journey, so the habit has somewhere to go after month three.
• Live reading tables. You sit down at a table and read at the same time as other readers, quietly, together. It is the biggest departure from the solo timer model, and the feature that most surprises people arriving from Bookly.
• A social feed built on sessions and notes rather than star ratings, with follows, comments, and private profiles if you would rather keep it to yourself.
• Goodreads import. The CSV export is parsed on your phone rather than uploaded, keeps your ratings, reviews, and read dates, and backdates imported reads so your history arrives as history.

And no library cap. The timer, sessions, streaks, goals, notes, challenges, and leaderboards are all in the free download on iOS. There is an optional Elite membership for extras, but the habit loop is not behind it.

Readers on booksense have so far logged over 480,000 minutes of reading, taken more than 16,000 notes, and finished over 12,000 timed sessions. Small numbers next to a decade-old app with 60,000 ratings. They are also, again, minutes.

Where booksense honestly loses

• iOS only. Bookly runs on Android too. If you are on Android, Bookly wins by default.
• Bookly’s stats screens are prettier. Ten years of iteration on infographic reports is a real lead, and we are not there yet.
• Ambient sounds and widgets. Bookly’s rain and cafe audio and its wider widget selection are nice touches we do not match.
• Track record. Bookly has been shipping since 2016. booksense is a small independent team with a fraction of the mileage.
• Social cuts both ways. If the idea of a leaderboard makes you tense, Bookly’s solitary model is the healthier product for you, and that is a legitimate reason to pick it.

Feature by feature

Feature	booksense	Bookly
Reading timer and timed sessions	Yes, the core loop; minutes and pages per session	Yes, the core loop; minutes and pages per session
Free library size	Unlimited	10 books, then Bookly Pro
Reading pace and finish estimate	Yes, derived from your sessions	Yes, derived from your sessions
Reading streaks	Yes, from timed sessions; freeze and vacation mode for Elite	Yes
Reading goals	Books, pages, or minutes per period, free	Monthly and yearly goals
Notes	Page-anchored, shareable as image cards, resurfaced via spaced note review	Quotes, saveable and shareable as cards
Per-book stats	Pace, session history, charts, projected finish	Infographic reports, and very good ones
Challenges and tournaments	Yes, against friends and the community	Community readathons
Leaderboards and leagues	Yes, with promotion and relegation	No
Long-term progression	70-level reading journey	Achievements and badges
Live reading tables	Yes, read together in real time	No
Social feed, follows, comments	Yes	No
Ambient sounds	No	Yes
Widgets	Basic	Home and lock screen, including quote cards
Barcode scanning	Yes	Yes
Goodreads CSV import	Yes; parsed on-device, keeps ratings, reviews, and dates, backdated as history	Not advertised
Platforms	iOS only	iOS and Android
Price	Free download, no library cap; optional Elite membership	Free up to 10 books; Pro listed at $4.99/month, $19.99/6 months, or $29.99/year

Bookly free vs Pro: is the upgrade worth it?

If Bookly is the app you want, Pro is not a rip-off. The annual price is roughly two paperbacks, and you get unlimited books, the full stats suite, and cloud sync so a lost phone does not take your reading history with it. For a reader who wants a private timer with excellent charts, that is fair value.

Two things to weigh first. The free tier is not a fair trial of the paid product: you make the subscription decision at book eleven, under mild pressure, with your data already inside. And ask why you wanted a timer at all. If the answer is “I want to see my stats,” Bookly Pro is the better buy today. If the answer is “I want to read more,” a timer on its own has a poor record of delivering that, which is the entire reason booksense wraps it in streaks, leagues, and tables.

The verdict

You want the best-looking private reading timer, or you are on Android. Bookly, straightforwardly. It is mature, well liked, and the stats are the nicest in the category. Budget for Pro, because you will need it.

You want a timer without the wall, plus a reason to start one tonight. booksense is free on iOS with no library cap, and the timer arrives attached to a streak, a goal in minutes, a league table, and a room full of readers you can sit down with. The features page has the full list, and our Fable comparison and Goodreads comparison make the same argument against the social feed and the catalogue.

You are not sure a timer is your problem at all. Start with the habit, not the app: our guide to reading more books and the roundup of the best book tracking apps are better starting points than either product page.

The honest summary is that Bookly won the timer and then stopped. It measures your reading with more polish than anyone. It just does not do anything about it, and for most people who go looking for a reading timer app, doing something about it was the entire point.

FAQ

How many books can you track on Bookly for free?

Ten. Bookly free accounts are capped at 10 books in the library, and reviewers have consistently reported the same number since at least 2022, most recently in 2026 coverage. Past that you need Bookly Pro. booksense does not cap your library: the timer, sessions, streaks, goals, and notes are all free on iOS.

How much does Bookly Pro cost?

Bookly lists three subscription packages on its App Store page: $4.99 a month, $19.99 for six months, and $29.99 a year, with a 7 day trial. Prices are set by the developer and can change, so check the App Store listing before you buy.

Is booksense a good Bookly alternative?

If you like Bookly but resent the 10 book cap, yes. booksense has the same core idea, a timer that turns reading into logged sessions, without the library limit, and it adds the social layer Bookly deliberately leaves out: streaks, challenges and tournaments, leaderboards and leagues, a 70-level reading journey, and live reading tables where you read alongside other people in real time.

Which reading timer app is better for building a habit?

A timer alone measures a habit; it does not create one. Bookly measures beautifully. booksense wraps the same timer in the things that actually change behaviour: a streak with something at stake, goals in minutes rather than books, and other readers who can see whether you showed up. If you have already tried a solo timer and drifted, that difference is the whole point.