Comparison

Blena vs Octopus Research

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

Head to head

Blena

Browser with Web APIs.

Free

🔧 Utilities

★ 3.73 ratingsView app →

Smart research tool

About

Blena

This app allows developers to test Bluetooth features directly from their web browser. It simplifies the use of the Web Bluetooth API, making it a valuable tool for tech professionals.

Highlights

Web Bluetooth API testing
Browser integration
Developer tool
Streamlined development process

Features

Read full description

Blena is a powerful app specifically designed for developers who want to test Bluetooth-related features directly from their browsers. With its unique focus on streamlining the development process, Blena transforms how developers work with the Web Bluetooth API, making it an essential tool for any tech professional.

About

Octopus Research

Features

Read full description

Octopus is a research app used in invitation-only studies on smartphone use, digital habits, and everyday behavior. It collects data through surveys and passive logging, such as app usage and screen activity, to support academic research. Participation is by invitation only, and all data is handled securely and used solely for research purposes.

Screenshots

Blena3 screens

Octopus Research4 screens

Verdict

The call

The clearest difference is update cadence: Blena at every 10 days against Octopus Research's every 4 weeks. Octopus Research's advantage is iOS requirement (14.0 vs 16.6). On price, ads, in-app purchases and device support 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

Blena ships an update every 10 days, Octopus Research every 4 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level

Blena versus Octopus Research: the parameters behind the verdict, then further details
Parameter	Blena	Octopus Research
Price	Free	Free
Rating	3.7 (3 ratings) — better	—
Positive reviews	100.0% of reviews	—
Number of ratings	3 — better	—
Update frequency	Every 10 days — better	Every 4 weeks
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad	iPhone, iPad, iPod — better
Requires iOS	16.6	14.0 — better
Further details — not scored
Size	11 MB	55 MB
Age rating	17+	4+
Developer	Oneworld Equipment Corp	Business Software Solutions Korlatolt Felelossegu Tarsasag

In-app purchases

None

Blena

No in-app purchases

None

Octopus Research

No in-app purchases

Questions

Is Blena free?

Blena is free to download, with no in-app purchases.

Is Octopus Research free?

Octopus Research is free to download, with no in-app purchases.

Do Blena or Octopus Research have ads?

Neither Blena nor Octopus Research shows ads.

Which is updated more often, Blena or Octopus Research?

Blena ships an update every 10 days, and Octopus Research every 4 weeks. Most recently, Blena was updated on October 24, 2026 and Octopus Research on October 25, 2026.