Comparison

Rebbe Responsa vs P803

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

Head to head
About

Rebbe Responsa

Access a vast collection of the Lubavitcher Rebbe's English letters, offering unique insights and guidance on a wide range of life topics. This app provides a comprehensive, searchable database of these profound letters, making timeless wisdom accessible and practical for everyone.

Highlights
  • Comprehensive database of Rebbe's English letters
  • Searchable by topic
  • Insights on marriage, health, education, and more
  • Practical advice based on Torah
  • Easy and convenient access
Features
Read full description

Over the years the Lubavitcher Rebbe corresponded with countless individuals who sought his counsel and guidance. These letters contain his unique insight and advice on nearly every topic. From marriage and relationships, physical and mental health, philosophy and education, business and communal work - the Rebbe illuminated every subject with the timeless truths of Torah and boundless concern for his correspondents. The Rebbe Responsa App is a revolutionary platform that compiles the Lubavitcher Rebbe's letters written originally in English. The English letters are unique in style and content. They explain profound and deep concepts in a plain and simple manner, understable and practical to all. This platform is the first comprehensive database of this treasure. With an elastic search and divided by topic, this platform provides an easy and convenient access to these letters.

About

P803

Features
Read full description

The New Standard for University Collaboration Are your professors losing 40% of their time to administrative tasks? Are students wasting 20% of their productivity coordinating across disconnected platforms? Project803 is the all-in-one solution designed to transform the university experience by integrating AI, Communication, Assessment, and Security into a single, intuitive hub. We turn fragmented chaos into measured, efficient collaboration. AI That Scales Your Staff and Objectifies Grading Our Contextual AI is the game-changer: Always-On TA: Students get instant, context-aware help to unblock concepts and complete tasks faster (Job: Efficiency). This reduces repetitive queries handled by TAs and Professors. Critical Thinking Score: For the first time, grade critical thinking objectively. Our AI engages students in a 5-minute conversational assessment on assigned readings or memos, providing a quantifiable score for evaluation. Seamless Group Work and Automated Accountability We centralize communication so teams can focus on learning, not logistics: The 4-in-1 Hub: Full-featured chat (1:1 and group), video calls, scheduling, and file submission Automatic Tasks: Every group call or chat is transcribed. The AI automatically generates a meeting transcript and a clear list of next steps/responsibilities, eliminating ambiguity and ensuring accountability (Job: TBD). Engagement Analytics: Professors receive real-time reports showing individual student participation in group chats and calls, making group work grading fair and transparent (Job: Grading). 100% Security and Compliance Safety is our priority. Project803 guarantees a 100% secure learning environment across all communication channels. We employ mandatory, strict content filtering to ensure compliance and create a worry-free space for institutions and younger students. Key Features Summary: Unified Chat & Video: All communication (1:1 and group) in one place. AI Tutoring (24/7): Instant help from an AI that knows the course context. Objective Grading: Automated "Critical Thinking Score" generation for assignments. Admin Efficiency: One-click course configuration and rapid group assignment tools. Automated Accountability: Transcripts and task lists automatically generated from calls. Secure Onboarding: Fast sign-in via institutional email or passwordless code. Guaranteed Safety: Strict, mandatory content filtering across all platform interactions. Download Project803 and elevate your academic environment.

Screenshots

Rebbe Responsa4 screens
P8033 screens

Verdict

The call

The clearest difference is update cadence: P803 at weekly against Rebbe Responsa's every 8 months. 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

Rebbe Responsa ships an update every 8 months, P803 weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 9 level
Rebbe Responsa versus P803: the parameters behind the verdict, then further details
ParameterRebbe ResponsaP803
PriceFreeFree
Rating4.9 (69 ratings) — better—
Positive reviews94.4% of reviews—
Number of ratings69 — better—
Update frequencyEvery 8 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size40 MB50 MB
Age rating12+4+
DeveloperREBBE RESPONSA INC.Gaston Gorosterrazu

In-app purchases

None

Rebbe Responsa

No in-app purchases

None

P803

No in-app purchases

Questions

Is Rebbe Responsa free?
Rebbe Responsa is free to download, with no in-app purchases.
Is P803 free?
P803 is free to download, with no in-app purchases.
Do Rebbe Responsa or P803 have ads?
Neither Rebbe Responsa nor P803 shows ads.
Which is updated more often, Rebbe Responsa or P803?
Rebbe Responsa ships an update every 8 months, and P803 weekly. Most recently, Rebbe Responsa was updated on October 24, 2026 and P803 on October 25, 2026.

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