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)
Breaking IB Economics into smaller pieces worked much better for me. I started noticing the reason for a mistake much faster.
Jingyi Su
We wanted our child to keep up with the school pace in IB Global Politics. Returning to actual gaps instead of restarting everything saved time. The overall experience was positive from beginning to end.
Rahul Dhar
When I started preparing for IB Diploma, I wasn't sure what order to study things in. We could make the workload lighter during busy weeks at school or university. Timed work showed exactly which section was slowing me down. The preparation felt calmer than I expected.
Darcy Cormack
Anxiety became more visible as the exam got closer. Full-length tests showed how time was being used across the exam. Thank you sincerely to everyone involved.
Declan Menzies
I chose IB English A this year and wanted to build a solid base from the beginning. By the end of each lesson, I knew what I was supposed to do during the week. Discussing why the other choices were wrong helped more than I expected. Thank you to the tutor who stayed supportive until the end.
Cody Yates
At the beginning, we knew very little about the IB Diploma system as parents. It was good to see confidence returning over time. Full-length tests showed how time was being used across the exam. The plan was adjusted when school exams became busy. Seeing the change in our child made us very happy.
Fraser Hargreaves
The IB Diploma format felt unnecessarily confusing at first. Lesson times could fit around school, university or work. I became much more comfortable asking questions in class. It was an intense period, but it was worth it.
Chelsea Norris
During the intensive review, we returned to real gaps instead of restarting everything. I finally understood what was going wrong in IB Visual Arts. There was no overnight miracle, but the progress was easy to see. A big thank you to my tutor for all the support :)
Alba Loureiro
Our child had a clear goal but no steady study routine. Individual lesson time was used around our child's actual needs. The tutor supported regular study, not only the lesson content. Mistakes became something to work on rather than something to feel bad about. We thank the tutor and the TestPrep team.
Chelsea McKenzie
I wasn't starting from zero, but the same mistakes kept showing up in my mocks. When I got something wrong, we looked at why I chose that answer instead of only checking the solution. I realized that choosing a topic, researching and revising each needed its own deadline. I was really happy with the lessons.
Garrett Harmon
After my first attempt, I wanted the second round of preparation to feel more organized. I wasn't trying to learn new topics at the very last minute.
Marko Ilic
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
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
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
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
Flexible scheduling helped during a demanding school year. Mistakes became something to work on rather than something to feel bad about. We quickly felt that the tutor was a good match.
Luisa Willems
I was taking IB Biology at school, but getting used to the exam questions took time. One bad mock no longer made me want to drop the whole plan. I became much more careful with graphs, experiments and data-based questions. I'm genuinely thankful to my tutor for being patient.
Matilde Pires
I worked on keeping a steady pace instead of rushing the easy questions. The preparation felt calmer than I expected.
Cassidy Raines
After the first attempt, we looked for a calmer plan for the retake. The tutor's close attention to weaker areas gave us confidence. Joining lessons willingly was one of the clearest signs for us. Communication with the team was straightforward and our questions were answered. Seeing the change in our child made us very happy.
Pilar Zamora
Our child wasn't sure how to organize the preparation for IB Diploma. The tutor's close attention to weaker areas gave us confidence. Online lessons made it possible to continue without losing time on travel. It was good to see confidence returning over time. We were happy with both the teaching and the communication.
Seungwoo Kim
I was doing questions for IB Visual Arts on my own but never had a steady routine. Near the exam, it was clear what to keep doing and what to stop. Even in a group lesson, the tutor knew where each of us stood. Reviewing my work against the criteria changed the way I edited it. After a while, the questions started to feel much more familiar. Thanks to everyone who supported me.
Seulgi Kwak
Breaking IB Visual Arts into smaller pieces worked much better for me. The feedback was clear enough that I always knew what to revise next. I found a better balance between regular school and exam preparation.
Jack Pemberton
I wasn't starting from zero, but the same mistakes kept showing up in my mocks. I left the exam feeling that I had done what I could.
Marta Prieto