
Interval Timer (PFA)
Seconds Interval Timer
Interval Trainer Pro
Interval Timer
Workout Time!
Just Another Workout Timer
Exercise timer
Free online interval timer for HIIT, Tabata, EMOM, AMRAP workouts. Customizable work/rest periods, rounds, cycles, and sounds. Works on any device.

Aircall
CloudTalk
Dialpad
RingCentral
Nextiva
NICE inContact
Genesys Cloud
The Cloud Phone System of choice for modern sales and support teams. We help end clueless conversations by adding context to every call.

Which is more popular?
Based on our record, JustCall seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | theintervaltimer.com | justcall.io |
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| Company | — | 2018 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of The Interval Timer yet.
The Cloud Phone System of choice for modern sales and support teams. End clueless conversations by adding context to every call. Call software, virtual numbers, SMS campaigns, native CRM integrations, and lots more at just $25 per user. 100+ integrations with CRM & Business tools Click to...
What each product offers, as listed by its team.


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Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
JustCall is ideal for small to medium-sized businesses that require a cost-effective, easy-to-implement call system. It's also suitable for remote teams and businesses with a high volume of outbound calls or those that rely heavily on CRM integrations.
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using The Interval Timer and JustCall. For example, how are they different and which one is better?
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JustCall is a cloud-based phone system designed to help businesses get phone numbers and make, receive, and track calls.
JustCall is a cloud-based PBX system that provides business owners with telephone numbers in more than 70 countries. The phone numbers created by JustCall appear as local numbers whenever you’re contacting your...
Recommendations tracked on public social media and blogs since March 2021.


Tracking The Interval Timer since Apr 2025.
If you're going to cold call, utilize software that'll show call logs etc. In your CRM (justcall.io is one example, but there's tons of options for this). Source: almost 4 years ago
Another I've just heard about from colleagues is JustCall, as it integrates with HubSpot...which we just started using. But I can't speak to service. (Broadvoice only integrated with Salesforce which is well beyond what we can use) Good... Source: almost 4 years ago
We use Just call (https://justcall.io/) - it's integrated and relatively cheap. Call straight out of Zoho. No relationship - just a customer. Source: almost 4 years ago
When comparing The Interval Timer and JustCall, you can also consider the following products.
Privacy Friendly Interval Timer supports the user during his/her circuit training session and helps him achieve his/her training goals.
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Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs
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Seconds Interval Timer includes templates for HIIT, Tabata and circuit training, text-to-speech, music per interval, vibrate full screen display and much more.
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Interval Trainer Pro is a cutting-edge tool built to serve people interested in HIIT Crossfit Interval Training.
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Switch is a cloud-based phone system built for Google Apps users.
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