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IoT & Smart Home · head to head

Blynk vs Centr

Blynk logo

Blynk

IoT & Smart Home

IoT cloud platform with mobile app builder for connected devices

From
Free
Rated
-
Full reviewWebsite
Centr logo

Centr

Fitness & Wellness

Chris Hemsworth's fitness and wellness app

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Blynk has a free tier, so it costs nothing to try first.
  • Each has a real cost: Blynk the free tier covers 5 devices, 1 user, 100,000 messages and one week of data retention; Centr requires purchase of physical equipment to utilise the coaching app effectively
  • They diverge on capability: Blynk covers Mobile App Builder, Centr covers Expert-led workouts.

Where they differ

Only the attributes on which Blynk and Centr actually diverge.

Attributes where Blynk and Centr differ
AttributeBlynkCentr
Starting priceFreeOn request
Pricing modelfreemiumsubscription
Free tierYesNo
PlatformsIOS, Android, Web, Any IoT deviceMobile app (iOS/Android assumed)
CategoryIoT & Smart HomeFitness & Wellness
Founded20122019

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Blynk

  • Mobile App Builder
  • No-Code Interface
  • Real-Time Control
  • Cloud Storage
  • REST API
  • WebHooks
  • Mobile app
  • Cloud platform

Only in Centr

  • Expert-led workouts
  • Meal planning
  • Mindfulness content
  • Progress tracking
  • Self-care routines
  • Apple Health
  • Apple Watch
  • Ios support

Both cover

  • Android support
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Blynk

  • Connecting IoT hardware to a hosted dashboard and mobile appnot Centr
  • Over-the-air firmware updates to fleets of devicesnot Centr
  • Automations triggered by device datanot Centr
  • White-label device apps for a hardware productnot Centr
  • Prototyping connected devices before committing to infrastructurenot Centr

Centr

  • Home gym users with existing or planned equipment investmentsnot Blynk
  • Athletes training for HYROX racing or longevity-focused conditioningnot Blynk
  • Users seeking equipment-integrated personalised programmingnot Blynk

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Blynk

  • The free tier covers 5 devices, 1 user, 100,000 messages and one week of data retention
  • Data retention is tiered all the way up, reaching 12 months only on Enterprise
  • Automations and webhooks are rationed, from 5 scenarios and 1 webhook on free to 100 or more on Production
  • Over-the-air update campaigns are capped by tier, at 2 shipments on free and Starter
  • Production plans run from $199 to $1,099 a month depending on device count

Centr

  • Requires purchase of physical equipment to utilise the coaching app effectively
  • Equipment pricing ranges $29.99–$5,999, creating significant upfront capital requirement
  • Subscription cost for Centr Coach membership not transparently published on website

Pricing, plan by plan

Blynk

Free
  • FreeFree
    • 5 devices
    • Basic widgets
    • Cloud sync
  • Premium$5/month
    • Unlimited devices
    • Advanced widgets
    • Priority support

Centr

On request

No published plan breakdown. See the Centr review.

Which should you pick?

Choose Blynk if

  • You need mobile app builder.
  • You want to start without paying.
  • You work on IOS, Android, Web, Any IoT device.
  • You also want no-code interface.
Blynk review

Choose Centr if

  • You need expert-led workouts.
  • You work on Mobile app (iOS/Android assumed).
  • You also want meal planning.
Centr review

Questions people ask

Is Blynk or Centr better?
Neither clearly leads. Blynk starts at Free and Centr at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Blynk or Centr?
Blynk has a free tier; the other does not. Paid plans start at Free for Blynk and On request for Centr.
Does Blynk or Centr run on more platforms?
Blynk runs on IOS, Android, Web, Any IoT device. Centr runs on Mobile app (iOS/Android assumed).
Can I use Blynk for free?
Yes. Blynk has a free tier, so you can try it without paying. Centr starts at On request.
What is Blynk best used for?
Blynk is most often used for connecting iot hardware to a hosted dashboard and mobile app, over-the-air firmware updates to fleets of devices, automations triggered by device data, white-label device apps for a hardware product. Of those, connecting iot hardware to a hosted dashboard and mobile app and over-the-air firmware updates to fleets of devices are not what Centr is typically brought in for.
What can Blynk do that Centr cannot?
Blynk covers Mobile App Builder, No-Code Interface, Real-Time Control, Cloud Storage. Centr covers Expert-led workouts, Meal planning, Mindfulness content, Progress tracking. Both handle Android support, Web support.
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