Comparison

ST BLE Toolbox vs Renesas MCU Guide

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

Head to head
About

ST BLE Toolbox

Features
Read full description

The ST BLE Toolbox is a user-friendly application to interact and debug ST Bluetooth Low Energy (BLE) devices. Upon launch, the app scans for BLE devices. For each device found it is possible to display advertisements and connect to it. The key features are: - Discovery peripherals - Show output of standard profiles - Show peripheral services and characteristics - Perform Read, write and notification interactions with peripherals

About

Renesas MCU Guide

Easily find the ideal microcontroller for your non-automotive projects. Search over 60 parameters across multiple product families, access datasheets, and explore development kits. Connect with user communities for the latest discussions.

Highlights
  • Parametric MCU search with 60+ parameters
  • Development board search
  • Access datasheets and block diagrams
  • Part number search
  • Community forum access
  • Product comparison table
  • Easy sharing options
Features
Read full description

Do you want to find the right suitable microcontroller for non-automotive applications out of the wide line-up of 16-bit and 32-bit MCUs Renesas Electronics can offer for your next application design? Using this smart MCU Guide App you will be able to do a search based on more than 60 parameters to find the right choice among the RA, RX, RL78 and Synergy Product Families. Once the right fitting product for your application needs has been found, you can get instant access to the product details like datasheet, block diagram, sample ordering etc. A new feature added is the search for development kits. Here you can search for development board metric item, special hardware elements, communication interface, etc. to drill down to the right board for your needs. If you have found a Renesas part name and wonder about the specification and feature set, simply key in this part number to the part number search interface to get full details. In addition this MCU Guide App offers a simple access to user community sites for RA, RX, RL78 and Synergy Family where you will be able to find the latest discussions on the different product groups. You are welcome to join these discussions and stay connected! Features: - Easy to use MCU selection guide - MCU Parametric Search – more than 60 selectable parameter categories for MCU selection - Development Board Parametric Search – parameter categories search for Development Boards - Featuring RA, RX, RL78 and Synergy Product Families - Comparing different selections by Data table - Easy sharing of found products by using social media interfaces and email - Redirect to ordering site - Instant datasheet access - Access to product Block Diagram - Part Number Search - Access to the Communities RA, RX, RL78, Synergy

Screenshots

ST BLE Toolbox4 screens
Renesas MCU Guide4 screens

Verdict

The call

The clearest difference is iOS requirement: Renesas MCU Guide at 13.0 against ST BLE Toolbox's 15.0. 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.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 27, 2026 and October 19, 2026 respectively.

Scorecard1 real difference · 9 level
ST BLE Toolbox versus Renesas MCU Guide: the parameters behind the verdict, then further details
ParameterST BLE ToolboxRenesas MCU Guide
PriceFreeFree
Rating—4.4 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 6 monthsEvery 6 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.013.0 — better
Further details — not scored
Size16 MB25 MB
Age rating4+17+
DeveloperSTMicroelectronicsRenesas Electronics

In-app purchases

None

ST BLE Toolbox

No in-app purchases

None

Renesas MCU Guide

No in-app purchases

Questions

Is ST BLE Toolbox free?
ST BLE Toolbox is free to download, with no in-app purchases.
Is Renesas MCU Guide free?
Renesas MCU Guide is free to download, with no in-app purchases.
Do ST BLE Toolbox or Renesas MCU Guide have ads?
Neither ST BLE Toolbox nor Renesas MCU Guide shows ads.
Which is updated more often, ST BLE Toolbox or Renesas MCU Guide?
ST BLE Toolbox ships an update every 6 months, and Renesas MCU Guide every 6 months. Most recently, ST BLE Toolbox was updated on October 27, 2026 and Renesas MCU Guide on October 19, 2026.

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