Comparison

Grayd for HAC vs Notable AI

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

Head to head
About

Grayd for HAC

This app streamlines academic life by providing easy access to schedules, grades, assignments, and teacher information from your Home Access Center. It offers features like dynamic day schedules, recent assignment views, and a comprehensive calendar with attendance updates. Premium features include grade prediction and detailed GPA analysis.

Highlights
  • HAC data retrieval
  • Dynamic day schedule
  • Recent assignment tracking
  • Course information
  • Calendar with attendance
  • Grade prediction
  • GPA analysis
Features
Read full description

Dive into Grayd's stunning user interface with countless features that will improve your daily academic life. Grayd supports most HAC districts. Features: HAC Info: Grayd actively retrieves data from Home Access Center and displays it in a streamlined manner. Schedules, report cards, progress reports, transcripts, and teacher information are easily accessible! Day Schedule: View your classes for the day as soon as you open the app! Day schedule dynamically updates based on the current class period. Recent Assignments: View your recent assignments as soon as you open the app. Tap on an assignment to view its details! Courses: View your courses in a new light with beautiful and informative colors. Detailed information for courses, categories, and assignments is at your fingertips! Calendar: View updated attendance information pulled directly from HAC. Additionally, plan your week out with Week View! See upcoming block schedules, assignments, and more! Notifications: Get notified of recently graded assignments! Premium Features: Predict Mode: Obtain the ability to edit and add assignments to view predicted course averages, GPAs, etc. Multiple courses can be put into Predict Mode at the same time to provide a more comprehensive overview! Beautiful gradients indicate an element is in Predict Mode. GPAs: View both weighted and college predicted GPAs by cumulative, year, marking period, and even course! These GPAs can also be in Predict Mode. Additionally have the ability to adjust course scales and credits for a more accurate estimate. Furthermore, get additional insights with beautiful dynamic GPA graphs! Themes: Personalize your app aesthetic with stunning custom gradients with dark and light mode support. Upcoming Premium Features: IOS Widget: View important HAC info right from your home screen And so much more… Follow @graydapp on Instagram for more updates! Suggestions are welcome! Note: Some districts may not be fully supported. Please report any bugs you encounter and expect them to be squashed over as soon as possible. Disclaimer: Grayd operates independently and is not associated with, or sanctioned by PowerSchool LLC or its related entities. Home Access Center, the student information system we support, is a trademark owned by PowerSchool. Terms of Service: https://grayd.app/terms

About

Notable AI

Transform lectures, textbooks, and notes into an engaging study experience. This app converts your class content into a swipeable feed of questions, making learning productive and interactive.

Highlights
  • Convert lectures to study questions
  • Transform textbooks into learning material
  • Create an infinite feed of study content
  • Tinder-like swipe interface for learning
  • Productive doomscrolling alternative
Features
Read full description

Turn your lectures, textbooks, and notes into an infinite feed of study materials! Notable transforms “doomscrolling” into productive learning by converting your class content into a swipeable, Tinder-like stream of study questions. Terms of Service: https://notableai.tech/terms-of-service Privacy Policy: https://notableai.tech/privacy-policy

Screenshots

Grayd for HAC4 screens
Notable AI4 screens

Verdict

The call

The clearest difference is ads: Grayd for HAC at none against Notable AI's shown. Grayd for HAC also leads on ratings volume (110 vs 13) and iOS requirement (13.0 vs 16.4). Notable AI's advantage is review sentiment (100% vs 77%). On price, rating, update cadence 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. Grayd for HAC sells 3 in-app purchases, starting at $0.99 per month and Notable AI sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Grayd for HAC against 4.7 for Notable AI. That said, the two scores are not equally well evidenced: Grayd for HAC has 110 ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 77% of Grayd for HAC's written reviews are positive against 100% of Notable AI's.

UpkeepUpdate frequency

Grayd for HAC ships an update every 2 weeks, Notable AI monthly. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

Scorecard4 real differences · 6 level
Grayd for HAC versus Notable AI: the parameters behind the verdict, then further details
ParameterGrayd for HACNotable AI
PriceFreeFree
Rating4.7 (110 ratings)4.7 (13 ratings) — better
Positive reviews76.7% of reviews100.0% of reviews — better
Number of ratings110 — better13
Update frequencyEvery 2 weeks — betterMonthly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better16.4
Further details — not scored
Size87 MB238 MB
Age rating4+4+
DeveloperDaniel HabibAnanth Kothuri

Customer experience

Grayd for HAC

All ratings13 ratings
Positive84.6%
Neutral7.7%
Negative7.7%
Written reviews43 reviews
Positive76.7%
Neutral2.3%
Negative20.9%

Notable AI

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Grayd for HAC

Reported bugs

5 issues
  • Courses tab glitches
  • Login doesn't work/invalid credentials error
  • App not working/won't open after update
  • Null check on null value error when checking grades
  • Predict mode broken (class average becomes 0.00)

Requested features

4 requests
  • Add support for more school districts
  • Fix login bug for specific districts
  • Light and dark screen options
  • Fix predict mode bug where class average becomes 0.00

Notable AI

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Grayd for HAC

Subscriptions2
  • Premium - 1 Month14 Days trial$0.991 Month
  • Premium - 1 Year14 Days trial$4.991 Year
One-time1
  • Premium - Lifetime$14.99
2 purchases

Notable AI

Subscriptions2
  • Premium Monthly$9.991 Month
  • Premium Annually$79.991 Year

Questions

Is Grayd for HAC free?
Grayd for HAC is free to download, with in-app purchases available.
Is Notable AI free?
Notable AI is free to download, with in-app purchases available.
Which has better reviews, Grayd for HAC or Notable AI?
Notable AI is rated higher. Grayd for HAC averages 4.7 out of 5 from 110 ratings, while Notable AI averages 4.7 from 13 ratings.
Do Grayd for HAC or Notable AI have ads?
Notable AI shows ads; Grayd for HAC does not.
Which is updated more often, Grayd for HAC or Notable AI?
Grayd for HAC ships an update every 2 weeks, and Notable AI monthly. Most recently, Grayd for HAC was updated on November 7, 2026 and Notable AI on November 4, 2026.

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