Sightline PrepGet started

SAT Tutoring, One Student at a Time

Your student works one-on-one with an experienced, high-scoring tutor, the same one every session, start to finish. The first two hours are free.

No card and no deposit. You decide after.

  • 1570/1600Varun's SAT score
  • 2019teaching the SAT since
  • 1-on-1same tutor every session
  • Everyquestion logged and reviewed
What we trackOne student, one test. Tap a question.
Q14Wrong, confident

Transitions

Answered fast and sure. A rule got learned wrong.

17s on the clock

Where Are the Points Actually Going?

Whether your child is taking the SAT for the first time or has taken it twice and landed on the same score, the gap between where they are and where they want to be is rarely about not knowing the material. It is that nobody has looked closely at which mistakes are costing the points.

Sightline Prep is an online SAT tutoring service based in Cleveland, Ohio, teaching students one-on-one in Ohio and nationwide. We keep a record of every question a student attempts: what it tested, how long it took, and how confident they were. The study plan grows out of that record. Sessions are online, on evenings and weekends, and the first two hours are free.

What Makes Sightline Different?

One Tutor, Every Session

No rotating tutors, no assistant, and no pre-recorded course. Your child meets their tutor in the free sessions, and that same person teaches every week after, so they never have to explain themselves twice.

Every Question Tracked

Every question your child attempts is logged: what it tested, how long it took, and whether it is mastered or still fragile. You get a parent progress page built from the same data, so you are never left wondering where the hours went.

Evenings & Weekends

Sessions run on Google Meet, scheduled around practice, work, and everything else on the calendar. No one has to drive anywhere, and a missed week does not turn into a missed month.

The First Practice Test

After the call, and still before the two free sessions and before anyone pays anything, this is where every student starts. One full official practice test, timed and under real conditions, with every question logged rather than only the misses. That is how the actual problem turns up instead of being guessed at: a formula that never quite got learned, a question type that reads wrong every time, or a pacing habit costing eighty points.

Official College Board forms only. Third-party tests are scored on curves that can be off by 50 to 200 points.

What comes out of it

Questions logged98
Right but slow11
Wrong & confident6
Content gaps4
Priority domains3

SAT Tutoring in 3 Steps

  1. 1

    A Call, Then a Practice Test

    We start with a short call: what is going on, when the test is, and anything you want to ask, including what it costs. If it sounds like a fit, your child takes one full official practice test in Bluebook: timed, at home, in one sitting. It is free from College Board and takes a little over two hours. We log every question on it, not only the misses: what it tested, how long it took, and how sure they were.

    Intro callQuestions + cost
    Official test, at home2h 14m
    Every question logged✓
  2. 2

    Two Free Sessions

    Two full hours, spent on what that test actually showed. This is what separates them from a consultation: nobody has to spend the first hour working out where your child stands, because we already know. If it is not the right fit, there is no obligation to continue, and most families know by the end of the second hour.

  3. 3

    Regular Sessions, and Updates as We Go

    Usually two to three hours a week on Google Meet, split to suit your child's schedule, and less when there is a long run-up. Every session is recorded and followed by a written summary, so nothing lives only in your child's memory, and homework comes from their own error list. You get written updates on the trajectory as the package goes on, whether the news is good or not, and the tracking is there to look at any time in between.

    Every sessionrecorded + written up
    Homeworkfrom the error list
    Written updatesthrough the package
    Trackingany time, parent page

Your First Two Hours Are Free

These are not a consultation or a sales call. Your child takes a full official practice test first, so the two hours go on real findings from their own test rather than on introductions. You pay nothing and owe nothing until you decide to keep going.

Get started
  • A call first, so you can ask anything, including cost
  • A full official practice test, logged question by question
  • Two full hours of 1-on-1 teaching
  • A clear read on what is actually costing points
  • No card, no deposit, and no obligation
  • No registration, materials or booking fee
  • No contract. Buy a package, stop whenever you like
  • 24 hours notice moves a session at no charge

Not ready to get started? Try the free 11-minute diagnostic first
Eight questions, no email, no account. It comes back with which ones your child was right but slow on, and which they got wrong while feeling certain.

Test in the next three weeks? See the four-hour crash course
One-on-one, built around the latest practice score report, with a direct line to the tutor until test day. SAT or PSAT.

The Tutors

Varun Subbiah

Varun Subbiah

Founder · Digital SAT

Varun taught the SAT for the first time in 2019, the year he took it. He and someone he met on an SAT forum ran free classes for other students on that forum until they graduated. Their own parents had paid for books and classes; most of the people asking questions there did not have that, and the gap between those two groups was never about ability.

He came back to it in 2022, teaching for a tutoring firm in Massachusetts. In the fall of 2024, a friend asked him to help a younger sister as a favor, and running one student start to finish, diagnostic, plan and notes, is what made him want to build this himself. Every student since has come from someone telling someone else.

SAT
1570/1600
College
Case Western Reserve
First taught
2019
Professionally
Since 2022
Teaches
Digital SAT, ACT too
Availability
Online, nationwide
Off the clock
Has read Dune more than forty times.
Brian Chang

Brian Chang

Tutor · Digital SAT and AP sciences

Brian has tutored for years across a wide range of subjects, with a focus on the SAT and the AP sciences. At Case Western Reserve he was a peer tutor through Tau Beta Pi, the engineering honor society, helping students campus-wide prepare for final exams in engineering, math and physics.

He graduated cum laude in biomedical engineering in 2026, after two years leading a research project on coatings for dental implants in a university orthopedic biomaterials lab. He is applying to dental school and waiting to hear back.

College
Case Western Reserve
Teaches
Digital SAT, AP sciences
Languages
English, Chinese
Availability
Online, nationwide
Off the clock
Designed and machined his own golf putter, in aluminum, shaped like a whale shark.

The Platform

Most tutoring runs on a shared calendar and a Google Doc. Ours runs on software we built for this, and it is where every number on this page comes from.

The tutor's view of one student's attempts in the platform: accuracy, careless errors separated from confident-but-wrong ones, pace against the official target, accuracy by domain, and the accuracy trend.
The tutor's view of one real student, with the name left off.
  • Every attempt is logged. The answer, the time on the clock, and how sure the student felt. It is the same four-state read as the free diagnostic, applied to every question they ever do.
  • The read behind the score. Careless slips are separated from confident-but-wrong answers, pace is measured against the official per-question target, accuracy is broken out by domain, and second attempts show whether a fix stuck.
  • Homework by link. Assignments open from a private link, timed per question with the same sure-or-guessed check, and land back in the same log. Reminders go out on their own.
  • A parent progress page. A private link with the score over time and the report we plan from. There is no account to set up and nothing to remember.
  • Sessions and summaries in one place. Every session is recorded and written up, so an update to you comes from the record.
  • Vocabulary is tracked the same way. Students learn words from their parts. The practice asks which piece of a word they recognize, shows the prefix, stem and suffix, then the word, and asks how close they were. It all lands in the same log.
Vocabulary practice, step one: the word acquiesce with the part qui highlighted, and the prompt asking which part of the word you recognize.Step two: the prefix ac-, the stem qui, and the suffix -esce, each with its meaning.Step three: the full definition of acquiesce built from its parts, an example sentence, and the question how close were you, with three answers.
Vocabulary practice, the student's side: find the part you know, see the parts, then the word.

We built it to answer one question: which mistakes are costing the points, and whether the fix is sticking. A course platform with our logo on it would not tell us that.

FAQ

How much does SAT tutoring cost?

Tutoring is sold in packages rather than by the hour. Most families start with a ten-hour package, paid half at the start and half halfway through. There is a separate four-hour crash course for a test date one to three weeks out, and reduced rates for small groups of two to four students. There are no registration, materials or card fees, and no contract. We quote the figures on the intro call, before anyone has committed to anything, and again after the free sessions if you want them, when you will know what your child actually needs.

Are the first sessions really free?

Yes. After a short call, your child takes a full official practice test at home in their own time, and then we spend two full one-hour sessions on what it showed. No card and no deposit for any of it. If you decide it is not the right fit, you tell us and that is the end of it.

Who actually teaches the sessions?

Your child gets one tutor and keeps that tutor. No assistants, no rotating roster, and nobody they have not already met. The person who teaches the two free sessions is the person who teaches every week after. Every tutor is on this page with their name and face before they teach anybody, and you meet yours in the first free session.

Do you guarantee a score increase?

No. We have only been tracking results formally since this year, and we would rather not advertise an average score gain we cannot properly back up yet. During the free sessions we can walk you through the tracking for a current student, with the name left off, so you can see what progress has actually looked like.

What does my child need for the free practice test?

A laptop or tablet with Bluebook installed, which is free from College Board, and about two and a quarter hours in one sitting. No printing, no proctor, and no cost. We will send the instructions and tell you which form to take, so nobody has to work out which of them is the right one.

Where are you located?

Sightline Prep is based in Cleveland and teaches online, so we work with students anywhere in Ohio and across the country. Current students are in Minnesota, Massachusetts and Texas. Sessions run on Google Meet, so your time zone is the only thing we need to work around and nobody has to drive.

When do sessions happen?

Evenings and weekends, mostly. Most students do two to three hours a week, split however suits them, and if there is a long run-up to the test date, an hour a week can be enough. We build the schedule around school, sports and everything else on the calendar rather than the other way around.

Is this the digital SAT?

Yes. The adaptive two-module format in Bluebook, including how to use Desmos on the math sections. It is the only version of the SAT we teach.

Do you teach the ACT?

Yes, though the SAT is the focus and where the tracking runs deepest. If your child took the ACT at school, as most Ohio districts give it, that sitting is a useful baseline, and the intro call is the place to talk through which test suits them. We can work on either.

What practice tests do you use?

Official College Board forms for anything we score. Third-party tests are scored on curves that can be off by 50 to 200 points, so a single score from one does not tell you much. We do use third-party questions, but for topic drills rather than for measuring where a student is.

What is the tracking you keep mentioning?

Every question your child attempts, in a session or in homework, is recorded with what it tested, how long it took and whether they felt sure. That builds into the record we plan from: which misses were careless and which were confident, where pace is off the official target, and which skills are mastered or still fragile. Session recordings and written summaries sit alongside it. You see the same record on a parent progress page, and the platform section above shows what the tutor sees.

My child's test is in two weeks. Is it too late?

No, but it changes what is worth buying. A full package would not finish in time, so for a test one to three weeks out we offer a four-hour crash course: one-on-one, built around the student's latest practice score report, covering every skill on the test in a set order, with the platform and a direct line to their tutor until test day. It works for the PSAT/NMSQT too.

Does my child need an account?

No. Homework opens from a private link, the parent progress page is a private link, and neither needs a password. The only accounts are on the tutor side. It also means there is nothing for a student to lose or forget.

What if we need to reschedule?

Give us 24 hours notice and we will move the session at no charge. Inside 24 hours, it comes out of the package.

How soon will we see something?

You get written updates through the package, covering the trajectory so far and what has improved and what has not, and you can see the tracking yourself any time on the parent progress page. Whether the score itself has moved depends on where your child started, how close the test date is, and how much of the homework gets done.

How do I get started?

Use the Get started form, or email us. We will set up a short call to hear what is going on and answer your questions, including what it costs. After that your child takes a full official practice test at home, and we spend two free hours going through what it showed. You decide from there, and nothing is owed unless you choose to carry on.

Begin With a Practice Test and Two Free Sessions

Send us your child's test date and most recent score, if there is one. We will set up a short call, get them a full official practice test to sit at home, then spend two free hours on what it showed. You decide from there.

Would rather just write? varun@sightlineprep.com