Comparison

BSICoS vs EarnScreen

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

Head to head

BSICoS

Toolkit for biosig acquisition

Self control your time

Free

💪 Health & Fitness

No ratingsView app →

About

BSICoS

Features

Read full description

Application for recording pulse photoplethysmographic (PPG) signals using the device’s camera. Connect your favorite wearables. Perform stress tests to assess your stress reactivity. If you want an account to store your recordings in the cloud and access automatic signal processing, get in touch via email.

About

EarnScreen

Features

Read full description

Earn your screen time through real-world habits. Apps like TikTok and Instagram are blocked by default. Complete healthy quests to unlock them temporarily. Walk, meditate, study, clean—earn Brain Credits, spend them on timed unlocks. QUESTS Walk 10 min, Meditate, Study, Self-care, and more. 13+ built-in quests, motion-verified via CoreMotion. FEATURES System-level blocking (can't bypass) Timed unlocks: 15/30/60 minutes Night mode scheduling Weekly reports and streak tracking Parent-child mode 100% private (zero data collection) PRICING 7-day free trial, $1.99/mo, $9.99/yr, $19.99 lifetime The difference: Traditional blockers feel like punishment. EarnScreen makes screen time a reward you earn through positive action. Perfect for students, professionals, and anyone fighting phone addiction. Terms of Use (EULA): https://earnscreen.eqmo.com/eula.html

Screenshots

BSICoS4 screens

EarnScreen4 screens

Verdict

The call

The clearest difference is in-app purchases: BSICoS at none against EarnScreen's 3. On price, update cadence, ads 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. EarnScreen sells 3 in-app purchases, starting at $1.99 per month. BSICoS asks for nothing beyond the download.

UpkeepUpdate frequency

BSICoS ships an update every 6 months, EarnScreen every 3 months. Both last shipped on October 30, 2026.

Scorecard1 real difference · 5 level

BSICoS versus EarnScreen: the parameters behind the verdict, then further details
Parameter	BSICoS	EarnScreen
Price	Free	Free
Update frequency	Every 6 months	Every 3 months — better
Ads	No	No
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	15.0 — better	16.4
Further details — not scored
Size	37 MB	3 MB
Age rating	12+	4+
Developer	Diego Cajal	Libardo Ramirez Tirado

In-app purchases

None

BSICoS

No in-app purchases

3 purchases

EarnScreen

Subscriptions2

Monthly$1.991 Month
Yearly$9.991 Year

One-time1

Lifetime$19.99

Questions

Is BSICoS free?

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

Is EarnScreen free?

EarnScreen is free to download, with in-app purchases available.

Do BSICoS or EarnScreen have ads?

Neither BSICoS nor EarnScreen shows ads.

Which is updated more often, BSICoS or EarnScreen?

BSICoS ships an update every 6 months, and EarnScreen every 3 months. Most recently, BSICoS was updated on October 30, 2026 and EarnScreen on October 30, 2026.