Customers have mixed experiences with Tresorit’s customer service, with a slight tilt toward negative feedback. Reviewers report that support quality varies significantly over time and across interactions. While some users praise the responsiveness and helpfulness of the team, others describe frustrating delays, unhelpful responses, and poor communication. The overall trend shows inconsistency, with high praise in early 2025 and again in early 2026, but repeated complaints in mid-2025 and through 2026, especially around technical issues and account management. A few users highlight excellent support as a key reason they stay with the service, but these positive experiences are balanced by multiple reports of unprofessional or automated responses, slow resolution times, and lack of transparency. The service has seen a noticeable dip in satisfaction during 2026, particularly in June and July, suggesting ongoing challenges in maintaining consistent support quality.

What customers praise

Several users highlight responsive and friendly support as a major strength. One reviewer noted that the difference in service quality was 'night and day' after reaching out, and another praised the team for being active and engaged on public platforms like YouTube and Reddit. These users appreciate the helpfulness and reliability of the support team, especially when resolving urgent issues. The positive feedback often ties directly to feeling heard and supported during critical moments.

What customers said:

  • „the difference has been night and day“ - Trustpilot · 5★ ·

Common complaints

Many users report poor or unhelpful interactions with customer service, including responses that appear to be copy-pasted or robotic. Some describe being unable to get clear answers about account issues, such as sudden deletions due to inactivity. Others mention that support fails to provide timely updates on failed uploads or sync problems, leaving users in the dark. These frustrations are often tied to a lack of transparency and follow-up, which undermines trust in the service.

What customers said:

  • „the first customer support person was just copy and pasting the same response“ - Trustpilot · 1★ ·
  • „Tresorit give little in the way of information or alerts about files that fail to…“ - Trustpilot · 2★ ·
    „Tresorit give little in the way of information or alerts about files that fail to upload or sync“

How it has changed over time

Customer service perception has fluctuated over time, with peaks in satisfaction in early 2025 and early 2026, followed by a decline in mid-2026. The lowest ratings occurred in June and July 2026, with multiple 2- and 3-star reviews citing ongoing issues with support responsiveness and technical problems. This suggests that while improvements were made at certain points, they were not sustained. The pattern indicates that support quality may be inconsistent, possibly due to staffing or process changes that have not been fully stabilized.

What customers said:

  • „They delete your account based on inactivity with quite a short timeframe“ - Trustpilot · 1★ ·

Practical takeaways

If you need reliable support, it may be worth testing Tresorit’s customer service before committing long-term, especially if you rely on the platform for sensitive or time-critical work. Users who have had positive experiences often mention quick resolution and friendly staff, but these cases are not universal. Be prepared for potential delays or unhelpful responses, particularly during periods of high demand or system instability. The service’s reputation for strong security is balanced by concerns about support consistency, so consider this when evaluating whether Tresorit fits your needs.

What customers said:

  • „After years of using Sync.com for our business, we finally made the switch to Tresorit,…“ - Trustpilot · 5★ ·
    „After years of using Sync.com for our business, we finally made the switch to Tresorit, and I only wish we had done it sooner.“

Over time

Rating trend: 5.0 in 2025-01 to 3.3 in 2026-07.2.02.53.03.54.04.55.02025-012025-112026-07
Rating trend: 5.0 in 2025-01 to 3.3 in 2026-07.
Data as table
Monthly average rating
MonthAvg. ratingCount
2025-015.001
2025-032.001
2025-043.002
2025-063.001
2025-095.001
2025-112.002
2025-125.001
2026-015.001
2026-023.002
2026-033.002
2026-062.333
2026-073.333

Sentiment over time

Sentiment over time: positive share from 100% (2025-01) to 67% (2026-07).0%25%50%75%100%2025-012025-112026-07
Sentiment over time: positive share from 100% (2025-01) to 67% (2026-07).
Data as table
Monthly sentiment (shares)
MonthPositiveNeutralNegativeCount
2025-01100%0%0%1
2025-030%100%0%1
2025-040%0%100%2
2025-06100%0%0%1
2025-09100%0%0%1
2025-110%50%50%2
2025-12100%0%0%1
2026-01100%0%0%1
2026-020%50%50%2
2026-030%0%100%2
2026-0633%0%67%3
2026-0767%0%33%3

Customer voices

Short excerpts - full reviews are available at the original source.

„They delete your account based on inactivity with quite a short timeframe“

„I had to create more and more links with smaller and smaller files“

„Tresorit CS is clunky“

„excellent customer service“

„In addition to a friendly support.“

„joined from youtube, reddit and always seen youre so actively, answered questions and comments, which im appreciated most.“

„fast, easy to use“

„The developer threatens to delete your sensitive files if you dont log in monthly, or something like that.“