TimeRex

Spec sheet

What it does

TimeRex automates business scheduling by reading Google Calendar or Outlook availability, proposing times, registering confirmed events and issuing online-meeting URLs.Read 20 Oct 2026 · timerex.net

Free plan

YesRead 23 Sep 2026 · timerex.net

Integrations

The Free plan lists Slack and Microsoft Teams Chat notifications, Google Sheets, Zapier, and webhooks.Read 11 Oct 2026 · timerex.net

Security

The maker describes ISO 27001 information security management, continuous service monitoring, and vulnerability checks.Read 11 Oct 2026 · timerex.net

Support

Standard support is available by email and chat for basic functions and general use.Read 11 Oct 2026 · timerex.net

Headquarters

The company lists its Tokyo headquarters at H1O Akasaka 1015, Minato-ku, Tokyo.Read 20 Oct 2026 · mixtend.com

Account requirement

Use requires a Google account with calendar access or a Microsoft account; credit-card registration is not required for the free plan.Read 20 Oct 2026 · help.timerex.net

Account requirements

TimeRex can be used with a Google account or Microsoft account.Read 11 Oct 2026 · timerex.net

API authentication

TimeRex documents OAuth and API-key authentication for its Scheduling API.Read 20 Oct 2026 · help.timerex.net

API cost

The developer portal states that use of the Scheduling API is free, although a free TimeRex registration is needed to create an OAuth client.Read 20 Oct 2026 · developers.timerex.net

Automated reminders

YesRead 23 Sep 2026 · timerex.net

Automatic candidate times

The service lists only time slots that satisfy configured availability and participant calendars.Read 20 Oct 2026 · timerex.net

Automation integrations

Zapier, Google Sheets and webhooks can transfer booking data to other systems.Read 20 Oct 2026 · help.timerex.net

Booking duration

Calendar booking durations can be set from 10 to 480 minutes in one-minute increments, with up to 180 minutes of buffer before or after.Read 20 Oct 2026 · help.timerex.net

Booking flow

Users send a scheduling-page URL so invitees can choose an available date and time.Read 11 Oct 2026 · timerex.net

Booking pages

YesRead 23 Sep 2026 · timerex.net

Calendar integrations

Google Calendar and Microsoft Outlook calendars are connected in real time.Read 20 Oct 2026 · timerex.net

Calendar sync

two-wayRead 23 Sep 2026 · timerex.net

Chat integrations

Slack, Chatwork and Microsoft Teams Chat can receive booking or cancellation notifications.Read 20 Oct 2026 · help.timerex.net

Company founding

Mixtend was established on February 13, 2018.Read 20 Oct 2026 · mixtend.com

Company legal name

The maker is Mixtend Inc. (ミクステンド株式会社), represented by Tomohiro Kitano.Read 20 Oct 2026 · mixtend.com

Company size

LinkedIn lists Mixtend as a privately held IT-services company with 11–50 employees and Tokyo headquarters.Read 20 Oct 2026 · linkedin.com

CRM integrations

Salesforce and HubSpot can receive guest information when a booking completes.Read 20 Oct 2026 · help.timerex.net

Current status

The public status page showed all systems operational and no incidents reported for October 19, 2026.Read 20 Oct 2026 · status.timerex.net

Documentation

The Help Center lists sections for calendars, meeting integrations, service integrations, teams, roles, account settings, group polls, instant scheduling, routing and folders.Read 20 Oct 2026 · help.timerex.net

Embedded widget

A customizable scheduling widget can be embedded in a website.Read 20 Oct 2026 · developers.timerex.net

Encryption

The privacy policy states that stored personal and confidential data are encrypted and network traffic is protected with TLS or similar encryption.Read 20 Oct 2026 · timerex.net

Group booking

YesRead 23 Sep 2026 · timerex.net

Instant Scheduling

Instant Scheduling is available on every plan, allows up to 20 candidate slots, and each URL can complete one booking.Read 20 Oct 2026 · help.timerex.net

Limit: embedded styling

An ITreview reviewer reported that the embedded widget can clash with an existing website design and requested finer CSS customization.Read 20 Oct 2026 · itreview.jp

Limit: multi-person scheduling

An ITreview reviewer said multi-person scheduling was unavailable or inconvenient for their use case and requested support for more participants.Read 20 Oct 2026 · itreview.jp

Meeting integrations

Zoom, Google Meet and Microsoft Teams URLs can be created automatically after booking.Read 20 Oct 2026 · help.timerex.net

Other integrations

Sansan, Eight and Sansan Meishi Maker integrations exchange online business-card information after bookings.Read 20 Oct 2026 · help.timerex.net

Payment collection

NoRead 23 Sep 2026 · timerex.net

Praise: scheduling simplicity

ITreview reviewers repeatedly praise sending one scheduling URL instead of exchanging candidate times and appreciate automatic meeting-link creation.Read 20 Oct 2026 · itreview.jp

Praise: time savings

An ITreview reviewer reported that calendar availability automation reduced each adjustment from 10–15 minutes to about one-third of that time.Read 20 Oct 2026 · itreview.jp

Premium integrations

The Premium plan lists Salesforce, HubSpot, Google Analytics, Google Ads, and Facebook Ads integrations.Read 11 Oct 2026 · timerex.net

Privacy controls

Hosts can mark automatically created calendar events private, and TimeRex says external users are not shown details of existing host events.Read 20 Oct 2026 · help.timerex.net

Product launch

A Mixtend press release says TimeRex service began in January 2020.Read 20 Oct 2026 · prtimes.jp

Proprietary rights

Terms assign intellectual-property rights in TimeRex content to Mixtend or its licensors and say use does not grant an IP licence.Read 20 Oct 2026 · timerex.net

Rating on Capterra

2.0 out of 5 from 1 review.Read 20 Oct 2026 · capterra.com

Rating on GetApp

2.0 out of 5 from 1 review.Read 20 Oct 2026 · getapp.com

Rating on ITreview

4.2 out of 5 from 31 reviews.Read 20 Oct 2026 · itreview.jp

Round-robin scheduling

YesRead 23 Sep 2026 · timerex.net

Scheduling

TimeRex automates finding meeting times and registering appointments using Google Calendar or Outlook calendar.Read 11 Oct 2026 · timerex.net

Scheduling API

The public Scheduling API lets a company embed TimeRex scheduling in its own application and is documented with API references.Read 20 Oct 2026 · developers.timerex.net

Scheduling methods

Calendars support one-to-one, everyone-participates and one-person-participates scheduling.Read 20 Oct 2026 · timerex.net

Scheduling tools

TimeRex supports booking cancellation, rescheduling, and reminder emails.Read 11 Oct 2026 · timerex.net

Security certification

Mixtend announced ISO/IEC 27001:2013 certification obtained on January 30, 2021 for web-service planning, development, provision and maintenance.Read 20 Oct 2026 · prtimes.jp

Support channel

Mixtend lists weekday office hours but explicitly says it does not provide customer support by telephone; support is delivered through its help/contact channels.Read 20 Oct 2026 · mixtend.com

Team scheduling

Scheduling can account for multiple people, but the Free plan supports up to two people's schedules.Read 11 Oct 2026 · timerex.net

TrustRadius listing

TrustRadius lists one Basic plan at $7.50 per month and says no free version or trial is available, conflicting with TimeRex's own free-plan page.Read 20 Oct 2026 · trustradius.com

Video meetings

TimeRex can automatically issue meeting URLs through Zoom, Microsoft Teams, and Google Meet integrations.Read 11 Oct 2026 · timerex.net

Webhook behavior

Webhooks send POST requests to a specified URL when selected scheduling events occur.Read 20 Oct 2026 · help.timerex.net

Who it serves

The maker describes TimeRex as a business scheduling tool and highlights use by sales, customer success, consulting, and marketing teams.Read 11 Oct 2026 · timerex.net

Plans and prices

Every TimeRex plan and price →

Where Specifiction places it

• Appointment Scheduling Software#22 of 1388.7
• Meeting Scheduling Software#6 of 358.5