🧮 Calculator for language schools

Calculate how many marking hours you save per year

In under a minute, discover how much time and money your school recovers by automating the correction of Writing and Speaking for your Cambridge students with Preptiviti.

  • Real-time results, step by step
  • Based on the real structure of Cambridge exams
  • Data from real language schools (2025–2026)
1Your students
2Assessment
3Marking

How many Cambridge students do you prepare?

Active students preparing each official exam.

Students for B2 First (FCE)
20
0120
Students for C1 Advanced (CAE)
15
080
Students for C2 Proficiency (CPE)
5
040

How do you assess throughout the year?

The volume of mock exams and practice sets the workload.

Full mock exams per year Complete exams (Writing + Speaking)
3
18
Extra Writings per student per week Practice tasks outside mock exams
1
03
Active teaching weeks per year
32
2040

How long does manual marking take?

Average teacher time per manual correction.

Minutes per Writing correction
12min
825
Minutes per Speaking assessment
10min
520
Teacher hourly cost To calculate the financial return
25€/h
15 €40 €

Calculating your savings…

Analysing your Cambridge students…
Your school recovers
0hours / year

of the 0 hours your team currently spends on manual marking. Preptiviti automates correction and gives back around 90% of that time.

0
hours / week freed up
0
corrections automated per year
0
Cambridge students

Where the marking workload is concentrated

B2 First0 h
C1 Advanced0 h
C2 Proficiency0 h
Value of teacher time recovered0 €
Investment in Preptiviti€70/student/year · Annual Plan0 €
Annual net savings0 €
0x return on investmentFor every euro invested in Preptiviti
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Indicative calculation based on the real structure of Cambridge exams and data from schools analysed by Preptiviti (2025–2026). Preptiviti automates Writing and Speaking correction and returns approximately 90% of manual marking time to the teaching team.