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Online Scheduling and Appointment Booking System – Bookly

by Bookly · Booking & Events

Appointment booking system for WordPress — schedule appointments, manage calendars, send reminders, take payments. Start booking today!

How scoring works →
88 Health · A
Maintenance 100/100
Rating quality 87/100
Support 70/100

88 health vs 67 average across 979 Booking & Events plugins

Directory ranking optimization

How it's scored →

How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.

98 / 100

Excellent listing optimization

Well tuned across the board

Update recency 100/100
WP compatibility 100/100
Rating quality 88/100
Listing tuning 100/100
Support resolution 100/100

Daily downloads

Since 2022-10-05 · 1,421 days · wp.org + Plugin Pulse archive

+40% vs prior 30d
525Downloads · Aug 26

30-day downloads

Rolling 30-day volume · peaks are release surges

75.8K

now · peak 131.8K

75.8K30d downloads · Aug 26

Directory rank vs rivals

wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you

Online Scheduling an · #641 you Time Slot · #13711 Appointment Booking · #357 Simply Schedule Appo · #695

Rating trend

Star average over time · dips mark rough releases

4.4Stars · Aug 26

Update activity

How busy the existing users are, measured as downloads in the last 30 days for every 1,000 active sites. A spike means a new release everyone's pulling; a long, slow decline means an aging user base that updates less.

1.3Kper 1k installs · Aug 26

Release cadence

Actively maintained
from wp.org release tags

How often this plugin actually ships. A steady rhythm is the maintenance signal a single "last updated" date can't show.

26

releases in the last 12 months

2mo ago

latest release · v27.8

144

tagged releases on record

Recent releases

27.8 · 2mo ago27.7 · 3mo ago27.6 · 3mo ago27.5 · 4mo ago27.4 · 4mo ago27.3 · 4mo ago27.2 · 5mo ago27.1 · 6mo ago27.0 · 6mo ago26.9 · 6mo ago26.8 · 6mo ago26.7 · 7mo ago26.6 · 7mo ago26.5 · 7mo ago

What its installed base runs

via wordpress.org

Share of active installs on each version of this plugin. Green is the current release; a big slice on older versions is a user base that has stopped updating.

v27.8 30%
v27.7 23%
v27.5 6.4%
Older / other versions 40%

Estimated active installs

The public count shows “60K+”. Our estimate pins where the real number sits.

tracked estimate
60K–70K ≈67K

Refined from the date this plugin crossed into its current band.

Install history · since 2015-03-10 · 1,467 observations

60KInstalls · Aug 26

Estimated value

What this plugin might earn a year, and what it might sell for. Modeled from public signals; we don't see anyone's books.

Est. annual revenue

N/A

Est. acquisition value

N/A

No paid tier is visible, so we don't put a figure on revenue or sale value: that would be guessing. The install base is a real asset to an acquirer, just not one public data lets us price.

Details

Version
28.0
Last updated
18d ago
Added
2014-10-10 · 11 yrs old
Requires WP
3.7
Tested up to
7.0.4
Requires PHP
5.3.7

Recent reviews

All reviews on wp.org ↗
  1. kuehyunpark
    3mo ago

    2015년부터 작은 사이트를 운영하면서 Bookly Pro 와 여러 유료 플러그인을 구입해서 사용하고 있습니다. 무엇보다 쉽게 사용할 수 있고, 사용자 환경에 맞추어 커스텀이 가능하다는 점 그리고 고객응대 서비스가 좋다는 점을 말씀드리고 싶습니다. 얼마전에 플러그인 업데이트가 되면서 문제가 발생했었는데 티켓을 등록했더니 담당자가 직접 접속해서 해결해 주었습니다. 한국에서 사용하시는 분들이 별로 없는 것 같아서 일부러 한글로 리뷰를 남깁니다.

    Read on wp.org ↗
  2. roudsonmedine
    3mo ago

    bien

    Read on wp.org ↗
  3. medsclinic
    4mo ago

    Had a bit trouble using BOOKLY after migrating website from previous host. Shared the problem and it was resoved within 30minute.

    Read on wp.org ↗
  4. orenziv
    4mo ago

    Bookly is one of the most complete appointment booking plugins available for WordPress, and after working with several scheduling systems, it stands out as a powerful and flexible solution for service-based businesses. What makes Bookly particularly strong is its high level of customization. The booking form can be fully adapted—steps can be added or removed, fields customized, and even the design adjusted to match your brand . This makes it suitable for clinics, therapists, consultants, and any business that needs a professional booking flow. From a functionality standpoint, Bookly offers everything needed in one system: Online booking and calendar managementAutomated reminders (email/SMS)Payment integrations and depositsMulti-staff and multi-service scheduling It’s especially effective for businesses with more complex setups, like multiple practitioners or locations, where it handles availability and scheduling in a structured way . However, there are a few important downsides to consider: Many advanced features require paid add-ons, which can increase the total cost significantlyThe system can feel slightly complex for beginners, especially during setupSupport quality is sometimes inconsistent depending on the issue Overall, Bookly is not the simplest plugin—but it is one of the most powerful. If you are serious about running a professional booking system inside WordPress and want full control over your data and workflow, it’s an excellent choice. Final verdict:A robust, scalable booking solution best suited for professionals who want flexibility and are willing to invest a bit of time (and possibly money) to get the most out of it.

    Read on wp.org ↗
  5. stistko
    4mo ago

    I can highly recommend this booking system. Their support and problem-solving are very fast.

    Read on wp.org ↗
  6. Ahsan Waqas
    4mo ago

    Customer support is outstanding.

    Read on wp.org ↗
  7. pariscoiff
    4mo ago

    fonctionne bien dans notre salon de coiffure ! Je conseille

    Read on wp.org ↗
  8. gansado59
    4mo ago

    Excelente plugin. Funciona de maravilla en versión gratuita, por tanto, entiendo que la versión de pago será superior. Detectado un problema de funcionamiento en mi instalación, fué resuelto en pocas horas por su servicio técnico. El soporte es excepcionalmente rápido y resolutivo. Absolutamente recomendable.

    Read on wp.org ↗

Known vulnerabilities

via Wordfence Intelligence

18 disclosed vulnerabilities on record for this plugin, all fixed in the current version. Sites on older versions stay exposed until they update.

  1. 2026-08-15 CVE-2026-13424 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 27.7 Patched in 28.0
  2. 2026-08-15 CVE-2026-12905 Authorization Bypass Through User-Controlled Key Affects <= 27.7 Patched in 28.0
  3. 2026-08-03 CVE-2026-13395 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Affects < 27.8 Patched in 27.8
  4. 2026-07-27 CVE-2026-14516 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Affects <= 27.7 Patched in 27.8
  5. 2026-07-16 CVE-2026-61944 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 27.7 Patched in 27.8
  6. 2026-07-16 CVE-2026-61949 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Affects <= 27.7 Patched in 27.8
  7. 2026-06-12 CVE-2026-5513 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 27.2 Patched in 27.3
  8. 2026-05-10 CVE-2026-42667 Exposure of Sensitive Information to an Unauthorized Actor Affects <= 27.4 Patched in 27.5
  9. 2026-04-08 CVE-2026-2519 External Control of Assumed-Immutable Web Parameter Affects <= 27.0 Patched in 27.1
  10. 2026-03-20 CVE-2026-32540 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 26.7 Patched in 26.8
  11. 2024-06-10 CVE-2024-5584 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 23.2 Patched in 23.3
  12. 2023-11-06 CVE-2023-5209 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 22.4.1 Patched in 22.5
  13. 2023-09-25 CVE-2023-4691 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Affects <= 22.3.1 Patched in 22.4
  14. 2023-06-01 CVE-2023-1159 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects 21.7 Patched in 21.8
  15. 2023-05-11 CVE-2023-26526 Missing Authorization Affects <= 21.7.1 Patched in 21.8
  16. 2023-03-17 CVE-2023-1172 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects 21.5 Patched in 21.5.1
  17. 2021-11-08 CVE-2021-24930 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 20.3 Patched in 20.3.1
  18. 2018-02-10 CVE-2018-6891 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 14.5 Patched in 14.6

Vulnerability records provided by Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. License and terms.

CVE records: Copyright 1999-2026 The MITRE Corporation. CVE terms of use.

Behavioral tests

via WP Hive

Automated install-time checks, tested on PHP 8.1.12 · WP 7.0.1

Low memory footprint
Low page-speed impact
Runs on latest PHP + WP
No PHP errors
No JS errors
Activates cleanly
No resource errors
No external HTTP errors
Optimized database use
Frequently updated

Languages

via translate.wordpress.org

Translated into 12 languages, 8 at 90% or more

Dutch 100%
Russian 100%
Spanish (Spain) 100%
French (France) 99%
Italian 99%
Portuguese (Portugal) 99%
German 98%
Ukrainian 98%
Polish 81%
Portuguese (Brazil) 50%
Arabic 37%
Czech 30%

Growth timeline

Install-tier crossings we have observed, and how long each tier took to outgrow

  1. 2026-06-15 70K+ → 60K+ down after 1105 days in tier
  2. 2023-06-06 60K+ → 70K+ up

Competes with

The plugins that solve the same job, ranked by shared tags then reach, closest match first. The letter on the right is each plugin's health grade (A best, F worst).

Compare head to head →

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Preview card ↗

Online Scheduling and Appointment Booking System – Bookly: 60K+ active installs, 4.4★ (575 reviews). Plugin Pulse (WP Mayor), as of 2026-08-25. https://plugins.wpmayor.com/plugin/bookly-responsive-appointment-booking-tool