Real Score Improvements. Our Students’ Results.
See individual students' starting and later SAT, AP, ACT and GMAT scores, with their study periods and program formats. Outcomes vary by student.
Every result on this page is an official exam result that the student or a parent sent us in writing.
Before and After Results
Real score gains from students in our SAT, ACT and AP programs.
Score Improvements
SAT: from 1250 to 1410
Emre K. · Türkiye
ACT: from 24 to 34
Selin L. · Türkiye
AP Calculus: from 3 to 5
Murat T. · Türkiye
ACT: from 27 to 33
Berkay C. · Türkiye
Detailed Case Studies
Students describe their preparation in their own words.
Featured Successes
SAT: from 1180 to 1420
“I was devastated after my first SAT attempt. The diagnostic test identified my weak points in Reading and Math, and my tutor created a focused plan. In 4 months I went up 240 points and got accepted to UCLA!”
Elif Arslan
GMAT: from 580 to 720
“After trying other programs, TestPrep Istanbul finally worked. The personalized approach to Data Sufficiency and Critical Reasoning made all the difference. Now I'm doing my MBA at Wharton.”
“After trying other programs, TestPrep Istanbul finally worked. Their GMAT strategies are next level. I got into Wharton!”
Can Yilmaz
ACT: from 24 to 34
“The Science section was my biggest weakness. My tutor taught me efficient data interpretation strategies. The small group format kept my motivation high and I went from 24 to 34!”
“The practice tests were incredibly realistic. On exam day I felt completely prepared and scored 34!”
Selin Kaya
Reviews From Around the World
Reviews from SAT, ACT, AP, IB, GMAT and IELTS students and their parents.
What Our Students Say
SAT: from 1180 to 1420
“TestPrep Istanbul helped me increase my SAT score by 240 points! The tutors are incredibly knowledgeable and the personalized approach made all the difference.”
Ayse Celik
AP Physics: from 2 to 5
“I took 4 AP courses with TestPrep Istanbul and scored 5 on all of them. The tutors know exactly what the College Board is looking for.”
Defne Polat
IELTS Writing: from 5.5 to 7.5
“I went from 5.5 to 7.5 in Writing. The Speaking strategies really worked.”
Kerem Aydin
4 months
“As a parent, I appreciate the regular progress reports and flexibility. My son went from struggling to confident in just 4 months.”
Mehmet Yildirim
Full scholarship
“Worth every penny. Our investment in our daughter's education paid off with a full scholarship. Thank you TestPrep Istanbul!”
Ali Demir
7
“I was struggling with IB Math HL. My tutor explained concepts step by step and I scored 7 on my IA!”
Beren Ozkan
Student reviews
2,000 approved reviewsApproved student reviews across all our courses
- All(2,000)
- AP Exams(330)
- IB Diploma(279)
- IGCSE / GCSE(267)
- A-Level(179)
- SAT(144)
- PTE Academic(91)
- SSAT(89)
- IMAT(79)
- ACT(78)
- GRE General(73)
- UCAT(66)
- TOEFL iBT(62)
- IELTS Academic(61)
- GMAT(60)
- LNAT(51)
- YÖS / TR-YÖS(51)
- LSAT(40)
Our son's school schedule was already very busy. Preparation looked calmer and more organized closer to the exam. We would recommend the program to students and families in a similar situation.
Natalia Santana
When I started preparing for IGCSE / GCSE, I wasn't sure what order to study things in. I never felt awkward asking the same thing again. Source questions became easier once I noticed how small details affected the mark. I was really happy with the lessons.
Qiang Liang
Our child had a clear goal but no steady study routine. The tutor's calm approach helped protect motivation during the intensive period. Joining lessons willingly was one of the clearest signs for us. The tutor supported regular study, not only the lesson content. We were pleased with the support we received.
Milagros Figueroa
As the exam got closer, I wasn't sure what I should actually review. During the intensive review, we returned to real gaps instead of restarting everything. Separating calculation errors from content gaps made revision more useful. I started tracking the type of mistake, not just the number of questions I completed. Focusing on past papers and mock review worked well near the exam. I was really happy with the lessons.
Chihiro Nishimura
I wasn't starting from zero, but the same mistakes kept showing up in my mocks. It was an intense period, but it was worth it.
Liam Gibson
When I started preparing for AP Exams, I wasn't sure what order to study things in. My mock results gradually became more consistent.
Hayden Callaghan
Over time, IGCSE English as a Second Language became one of the most organized parts of my IGCSE / GCSE preparation. Going back to the lesson recordings helped when I forgot a small step. I learned not to spend the same amount of time on every line of a long text. Knowing what to study reduced a lot of the stress. There was no overnight miracle, but the progress was easy to see. I'm glad I worked with my tutor through this process.
Riley Sanderson
Everyone recommended different resources and I kept switching between them. I'm glad I worked with my tutor through this process.
Leif Nygard
I finally understood what was going wrong in IB English B. I stopped choosing answers by feel and started looking for evidence in the passage. There was no overnight miracle, but the progress was easy to see.
Jasmine Hume
Keeping up with IGCSE / GCSE while school was busy was harder than I expected. One bad mock no longer made me want to drop the whole plan. I stopped choosing answers by feel and started looking for evidence in the passage. A big thank you to my tutor for all the support :)
Imogen Jarvis
Our child had a clear goal but no steady study routine. Flexible scheduling helped during a demanding school year. A good connection with the tutor developed quite quickly. The class size kept our child from disappearing into the background. We were able to follow the mock results regularly. We were pleased with the support we received.
Daniel Connolly
Everyone recommended different resources and I kept switching between them. I found a better balance between regular school and exam preparation.
Hendrik Brandt
We were able to follow the mock results regularly. The overall experience was positive from beginning to end.
Shanshan Wei
We wanted our child to keep up with the school pace in IB Computer Science. Mistakes became something to work on rather than something to feel bad about. The overall experience was positive from beginning to end.
Joonho Seo
Our daughter needed regular support with A-Level History. The lessons started being followed without constant reminders from us.
Tahlia Hawke
When I started preparing for IMAT, I wasn't sure what order to study things in. Lesson times could fit around school, university or work. Once I understood the reasons behind the facts, the questions felt less random. We could make the workload lighter during busy weeks at school or university. We didn't spend extra time on things I already knew. It was an intense period, but it was worth it.
Felipe Aguirre
After my first attempt, I wanted a calmer and more focused plan for the retake. After a while, the questions started to feel much more familiar.
Wesley Freeman
I was doing questions for IB Computer Science on my own but never had a steady routine. I stopped doing a huge amount one week and nothing the next. School assignments and internal exam dates were included in the schedule. My written code answers became much more organized. Knowing what to study reduced a lot of the stress. Thank you to my tutor and the TestPrep team.
Georgia Haines
Having the lesson move at my pace made the process feel much easier. Breaking General Knowledge into smaller pieces worked much better for me. I started noticing the reason for a mistake much faster. Thank you to my tutor and the TestPrep team.
Rodrigo Galindo
Knowing the topic wasn't always enough; I had to learn which information the question actually needed. I was really happy with the lessons.
Pilar Canales
Our son's school schedule was already very busy. The small group offered peer learning without making it hard to ask questions. We were pleased with the support we received.
Emiliano Figueroa
I finally understood what was going wrong in Biology. After a while, the questions started to feel much more familiar.
Ruoxi Yuan
I had collected too many resources without knowing when to use any of them. There was no overnight miracle, but the progress was easy to see.
Arjun Sen
Mistakes became something to work on rather than something to feel bad about. A good connection with the tutor developed quite quickly. The overall experience was positive from beginning to end.
Autumn Hastings