Comparison

KR Stock vs Simpl Petro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

KR Stock

Manage inventory levels for specific products, track stock at different locations, and streamline the ordering process directly from your mobile device. This app helps car wash operators maintain essential supplies efficiently.

Highlights
  • Inventory level tracking
  • Stock location management
  • Direct in-app ordering
  • Personalized item management
  • Order history review
  • Streamlined restocking
Features
Read full description

KR Stock allows you to keep track of the inventory levels of the Kleen-Rite products you need most. This convenient new app puts inventory management at your fingertips and streamlines the ordering process. Operators and employees can easily keep track of the products they currently have in their inventory, see which car wash they’re being stored at, and order immediately from the app. Spend less time shopping, and more time managing your car wash! Any experienced car wash owner knows that keeping a flow of chemicals, parts, equipment, vending items, and other supplies is absolutely crucial to the success of a car wash. Your wash needs to perform when customer traffic is at peak volume, and that means maintaining inventory of the components you need. Simply download the KR Stock app and use your existing Kleen-Rite customer log-in information to access! In no time, you’ll be enjoying: - Inventory management of your stock right from your phone or device – both amount and car wash location - Order right away in the app when you need to restock - Personalized management for your preferred items – No information overload about products irrelevant to you - Looking back at your order history. Past orders are shown, and you can click through immediately to add those products to your cart for reorder. Privacy Policy: https://tookstock.com/inventory-privacy-policy.html Terms of Service: https://tookstock.com/inventory-terms-of-use.html

About

Simpl Petro

Manage your account information on the go with this business application. Access tank readings, inventory, and environmental reports conveniently from your mobile device.

Highlights
  • Account information access
  • Tank readings
  • Inventory reports
  • Environmental reports
  • Anytime, anywhere access
Features
Read full description

Access your account information anytime and anywhere at your convenience. Key Features: - Tank Readings - Inventory and Environmental Reports

Screenshots

KR Stock4 screens
Simpl Petro3 screens

Verdict

The call

The clearest difference is rating: Simpl Petro at 5.0 against KR Stock's 3.9. KR Stock's advantage is ratings volume (20 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Simpl Petro holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: KR Stock has 20 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

Scorecard2 real differences · 8 level
KR Stock versus Simpl Petro: the parameters behind the verdict, then further details
ParameterKR StockSimpl Petro
PriceFreeFree
Rating3.9 (20 ratings)5.0 (1 ratings) — better
Positive reviews50.0% of reviews—
Number of ratings20 — better1
Update frequencyEvery 6 weeksEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size63 MB49 MB
Age rating4+17+
DeveloperTookstock, IncPDS Solutions, LLC

Customer experience

KR Stock

All ratings19 ratings
Positive68.4%
Neutral0.0%
Negative31.6%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Simpl Petro

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

KR Stock

No in-app purchases

None

Simpl Petro

No in-app purchases

Questions

Is KR Stock free?
KR Stock is free to download, with no in-app purchases.
Is Simpl Petro free?
Simpl Petro is free to download, with no in-app purchases.
Which has better reviews, KR Stock or Simpl Petro?
Simpl Petro is rated higher. KR Stock averages 3.9 out of 5 from 20 ratings, while Simpl Petro averages 5.0 from 1 ratings.
Do KR Stock or Simpl Petro have ads?
Neither KR Stock nor Simpl Petro shows ads.
Which is updated more often, KR Stock or Simpl Petro?
KR Stock ships an update every 6 weeks, and Simpl Petro every 6 weeks. Most recently, KR Stock was updated on October 24, 2026 and Simpl Petro on October 21, 2026.

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