Comparison

Revolution Prep vs S4S Connect

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

Head to head
About

Revolution Prep

Instantly score your SAT, ACT, or PSAT practice exams by taking a picture of your test. Track your progress with detailed reports and analysis, all stored conveniently in one place. Self-proctor exams with built-in timing and audio cues.

Highlights
  • Instant scoring via phone camera
  • Detailed score reports and analysis
  • Practice exam results storage
  • Self-proctoring with timing and audio cues
  • Progress tracking
Features
Read full description

Self-proctor an exam at home or on-the-go, and score your SAT, ACT, or PSAT exam in a flash. Simply take a picture of your test and instantly get your score! The Revolution Prep app will save all of your score reports, and automatically track your progress in one convenient place. FEATURES: - Instant scoring for your Revolution Prep practice exams with your phone's camera - Detailed score reports and analysis for practice SAT, ACT, and PSAT exams - Practice exam results stored in one place - Self-proctoring with timing and audio cues WHAT'S NEXT? Let us know what other features you'd like to see by emailing us at ios@revolutionprep.com. Love the app? Rate us! Your feedback helps us continue to improve your Revolution Prep experience.

About

S4S Connect

Features
Read full description

A Student Engagement app that enables students to connect with their school through the Software 4 Schools platform. Move from paper to digital with online ticket sales along with digital check-in, tardy tracking, purchasing items from a school web store, earning and redeeming school rewards and viewing school announcements. - Digital Student ID Cards instead of plastic cards - Voting for school elections, prom, homecoming and more - Student Surveys to better understand student needs - Digital Ticketing for school dances and events - Event Tracking with check-in and check-out - Student Store Point of Sales (POS) - Spirit Point Tracking and Rewards - Behavior tracking and assigning interventions / detentions - Tardy Tracking and Digital Hall Passes - School Announcements and communications If you are not already using the S4S ecosystem your school or district is missing out. Engage your students with one app that supports your student success.

Screenshots

Revolution Prep4 screens
S4S Connect4 screens

Verdict

The call

The clearest difference is update cadence: Revolution Prep at every 3 months against S4S Connect's every 11 months. S4S Connect's advantage is iOS requirement (13.0 vs 15.0). 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

Revolution Prep ships an update every 3 months, S4S Connect every 11 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 8 level
Revolution Prep versus S4S Connect: the parameters behind the verdict, then further details
ParameterRevolution PrepS4S Connect
PriceFreeFree
Rating4.6 (501 ratings) — better—
Positive reviews63.2% of reviews—
Number of ratings501 — better—
Update frequencyEvery 3 months — betterEvery 11 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size45 MB1 MB
Age rating4+4+
DeveloperRevolution PrepSoftware 4 Schools

Bugs and requests

Revolution Prep

Reported bugs

5 issues
  • Automatic scoring system is broken and useless.
  • App crashes once a pic is taken to score an exam.
  • Scan feature takes forever to process and gives error messages.
  • App is terrible at grading exams.
  • Scan feature requires multiple attempts to work.

S4S Connect

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Revolution Prep

No in-app purchases

None

S4S Connect

No in-app purchases

Questions

Is Revolution Prep free?
Revolution Prep is free to download, with no in-app purchases.
Is S4S Connect free?
S4S Connect is free to download, with no in-app purchases.
Do Revolution Prep or S4S Connect have ads?
Neither Revolution Prep nor S4S Connect shows ads.
Which is updated more often, Revolution Prep or S4S Connect?
Revolution Prep ships an update every 3 months, and S4S Connect every 11 months. Most recently, Revolution Prep was updated on November 2, 2026 and S4S Connect on November 3, 2026.

Other comparisons