Comparison

Anna Powers vs Big Brain

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

Head to head

Anna Powers

Messaging, Copywriting

Scan and Solve Homework

Free

📚 Education

★ 4.61.5K ratingsView app →

About

Anna Powers

Read full description

Inside the Sara Anna Powers app, you can: Access all of your videos in one easy to use app Receive push notifications with the latest news and updates Access to all of your videos without having to remember your password Save your favorite posts so you can quickly find them later

About

Big Brain

Instantly solve homework problems by taking a photo. Get step-by-step explanations and personalized tutoring via chat. Access a history of all your solved problems across multiple math subjects.

Highlights

Photo homework scanning
Step-by-step explanations
AI-powered chat tutor
Problem history
Multi-subject math support

Features

Read full description

Big Brain is your 24/7 AI-powered school tutor, offering instant solutions to homework problems with just a photo snap. Get step-by-step explanations, personalized tutoring through chat, and access a comprehensive history of your solved problems. Whether you're tackling algebra, geometry, or calculus, Big Brains user-friendly interface and multi-subject support make learning math easier and more accessible than ever. *AI TUTOR REQUIRES A SUBSCRIPTION. Terms of use: https://aihomeworkhelper.app/terms

Screenshots

Anna Powers4 screens

Big Brain4 screens

Verdict

The call

The clearest difference is in-app purchases: Anna Powers at none against Big Brain's 6. Anna Powers also leads on ads (none vs shown). Big Brain's advantage is update cadence (weekly vs every 3 months). On price, device support and iOS requirement 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. Big Brain sells 6 in-app purchases, starting at $1.99 per 7 days. Anna Powers asks for nothing beyond the download.

UpkeepUpdate frequency

Anna Powers ships an update every 3 months, Big Brain weekly. The most recent releases landed on October 25, 2026 and October 22, 2026 respectively.

Scorecard3 real differences · 7 level

Anna Powers versus Big Brain: the parameters behind the verdict, then further details
Parameter	Anna Powers	Big Brain
Price	Free	Free
Rating	—	4.6 (1.5K ratings) — better
Positive reviews	—	68.8% of reviews
Number of ratings	—	1.5K — better
Update frequency	Every 3 months	Weekly — better
Ads	No — better	Yes
In-app purchases	No — better	Yes
Monetization	—	Subscription
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	15.0 — better	16.0
Further details — not scored
Size	10 MB	38 MB
Age rating	4+	4+
Developer	Emily Sudduth	Tom Voitik

Bugs and requests

Anna Powers

Not enough reviews yet to summarise bugs or requests.

Big Brain

Reported bugs

2 issues

Incorrect test results
Compatibility issues

Requested features

2 requests

More free features
Improved accuracy

In-app purchases

None

Anna Powers

No in-app purchases

6 purchases

Big Brain

Subscriptions6

Weekly Pro 1.99$1.997 Days
Pro Monthly 4.99$4.991 Month
Weekly Pro 6.99 Trial3 Days trial$6.997 Days

Show 3 more

Pro Weekly 6.99$6.997 Days
Pro Monthly 9.99$9.991 Month
Pro Yearly 29.99$29.991 Year

Questions

Is Anna Powers free?

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

Is Big Brain free?

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

Do Anna Powers or Big Brain have ads?

Big Brain shows ads; Anna Powers does not.

Which is updated more often, Anna Powers or Big Brain?

Anna Powers ships an update every 3 months, and Big Brain weekly. Most recently, Anna Powers was updated on October 25, 2026 and Big Brain on October 22, 2026.