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E-Commerce · head to head

Inventory Lab vs Retail Pro

Inventory Lab logo

Inventory Lab

E-Commerce

FBA inventory management made simple

From
Free
Rated
-
Full reviewWebsite
Retail Pro logo

Retail Pro

E-Commerce

Comprehensive retail management software

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Inventory Lab has a free tier, so it costs nothing to try first.
  • Each has a real cost: Inventory Lab inventoryLab is no longer sold standalone and is now bundled into Three Colts' Seller 365 plans starting at $69 per month for a single user, rising to $199 per month for the Pro tier; Retail Pro pricing details not disclosed; requires sales consultation
  • They diverge on capability: Inventory Lab covers FBA inventory tracking, Retail Pro covers Point of sale.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Inventory Lab and Retail Pro actually diverge.

Attributes where Inventory Lab and Retail Pro differ
AttributeInventory LabRetail Pro
Starting priceFreeOn request
Pricing modelsubscriptionUnknown
Free tierYesNo
PlatformsWebiOS, Android, Windows
Founded20111988

Identical on both: user rating (Not yet rated), category (E-Commerce).

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 Inventory Lab

  • FBA inventory tracking
  • Repricing automation
  • Price monitoring
  • Profit calculations
  • Supplier management
  • Alerts and notifications
  • Forecasting tools

Only in Retail Pro

  • Point of sale
  • Inventory management
  • Customer database
  • Employee management
  • Promotion management
  • Multi-store support
  • Reporting tools

Both cover

  • Sales analytics

What people use each for

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

Inventory Lab

  • Amazon seller managementnot Retail Pro
  • multi-channel resellingnot Retail Pro
  • inventory trackingnot Retail Pro

Retail Pro

  • Multi-location retail POS operations (1 to 250+ stores)not Inventory Lab
  • Inventory management with serialized product trackingnot Inventory Lab
  • Customer loyalty programs via AppCard integrationnot Inventory Lab

Where each one falls short

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

Inventory Lab

  • InventoryLab is no longer sold standalone and is now bundled into Three Colts' Seller 365 plans starting at $69 per month for a single user, rising to $199 per month for the Pro tier
  • Multichannel listing requires the separate UniCon add-on, priced from $49 to $449 per month depending on tier

Retail Pro

  • Pricing details not disclosed; requires sales consultation
  • No published technical requirements or system specifications
  • International deployment requires fiscal/tax compliance consultation per region

Pricing, plan by plan

Inventory Lab

Free
  • Standard$69/month
    • access to 10 tools
    • 1 user account
    • designed for independent resellers
  • Teams$129/month
    • all 10 tools
    • up to 10 users
    • shared workflows and collaboration
  • Pro$199/month
    • all pro versions of 10 tools
    • up to 10 users
    • premium support under 30-minute response time
  • Enterprise$null/custom
    • more than 10 users
    • custom terms

Retail Pro

On request

No published plan breakdown. See the Retail Pro review.

Which should you pick?

Choose Inventory Lab if

  • You need fba inventory tracking.
  • You want to start without paying.
  • You also want repricing automation.
Inventory Lab review

Choose Retail Pro if

  • You need point of sale.
  • You work on iOS, Android, Windows.
  • You also want inventory management.
Retail Pro review

Questions people ask

Is Inventory Lab or Retail Pro better?
Neither clearly leads. Inventory Lab starts at Free and Retail Pro at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Inventory Lab or Retail Pro?
Inventory Lab has a free tier; the other does not. Paid plans start at Free for Inventory Lab and On request for Retail Pro.
Does Inventory Lab or Retail Pro run on more platforms?
Inventory Lab runs on Web. Retail Pro runs on iOS, Android, Windows.
Can I use Inventory Lab for free?
Yes. Inventory Lab has a free tier, so you can try it without paying. Retail Pro starts at On request.
What is Inventory Lab best used for?
Inventory Lab is most often used for amazon seller management, multi-channel reselling, inventory tracking. Of those, amazon seller management and multi-channel reselling are not what Retail Pro is typically brought in for.
What can Inventory Lab do that Retail Pro cannot?
Inventory Lab covers FBA inventory tracking, Repricing automation, Price monitoring, Profit calculations. Retail Pro covers Point of sale, Inventory management, Customer database, Employee management. Both handle Sales analytics.

Answered from the vendors’ own pages

Inventory Lab: What is the free trial period for Inventory Lab?

Inventory Lab offers a 14-day free trial, with bonus days awarded when connecting Amazon accounts.

Source
Retail Pro: How much does Retail Pro cost?

Retail Pro does not publish specific pricing on its website. The company describes a 'Pay As You Grow' model but directs interested retailers to request a consultation or brochure to obtain actual pricing quotes customized to their business needs.

Source
Inventory Lab: Can I save money on Inventory Lab with annual billing?

Yes, annual billing saves money: Standard saves $48/year, Teams saves $120/year, and Pro saves $192/year compared to monthly billing.

Source
Inventory Lab: Is there an add-on to use Inventory Lab on channels beyond Amazon?

Yes, the UniCon multichannel add-on is available starting at $49/month for expanding beyond Amazon.

Source
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