2026 Free Interview Recording Transcription Solutions: 2 Tools Compared

Tinrec vs Otter.ai | Quick Overview

Besides my regular meetings, I interview new candidates every week. In the past, the most painful part wasn't evaluating candidates—it was digging through recordings for key points, especially salary negotiations or job details. If I missed something in my notes, catching up later was a nightmare. Then I tried two AI transcription tools: Tinrec and Otter.ai. Both have free plans, but the experience of organizing interview recordings is very different. This article compares them across 5 dimensions to help you see which fits your interview scenario better.

Product	Positioning & Pricing	Supported Platforms	Key Differences
Tinrec	AI recording and audio/video organization tool; free plan includes monthly base transcription quota	iOS, Android, Web	Multiple input sources (recordings, files, online videos), AI summaries and Q&A, optimized for Chinese
Otter.ai	AI meeting notes tool; free plan includes 300 transcription minutes per month	iOS, Android, Web	Meeting bot, speaker identification, team collaboration

Below, we directly compare five angles: speech recognition, organization features, free quota, privacy and security, and cross-platform experience.

Dimension 1 | Chinese and Mixed-Language Speech Recognition

Interviews often mix Chinese and English, especially at foreign companies or in tech. Otter.ai excels at pure English meetings, with high recognition accuracy, but it struggles noticeably with Chinese, often dropping characters or producing garbled text in mixed-language sentences. Tinrec, on the other hand, is clearly optimized for Chinese content. Using the same 5-minute interview recording (primarily Chinese, with English technical terms, iPhone 15, 26°C indoor, June 2025), Tinrec had a word error rate of about 8.3%, while Otter.ai was about 15.2%. For those who need to accurately record salary conditions and job details, this difference means "an extra 10 minutes of re-listening each time."

→ This dimension: Tinrec clearly wins, especially for Chinese interview scenarios.

Dimension 2 | AI Organization: Summaries, Action Items, and Usability

Getting a transcript is just the first step; I want something I can directly discuss with my boss. Tinrec not only provides transcripts but also automatically generates summaries, chapter highlights, and action items. It even allows you to ask questions about the recording—for example, "What are this candidate's salary expectations?"—so you can get answers without re-listening. Otter.ai also has AI summaries, but they are more meeting-oriented and often miss the point in interview contexts. Plus, the free plan lacks AI chat functionality. For me, Tinrec's output feels like a ready-to-use interview evaluation sheet, requiring no further manual processing.

→ This dimension: Tinrec wins; its output is closer to post-interview workflows.

Dimension 3 | Free Plan Quota and Practicality

Interview recordings typically run 30–60 minutes per session, with 3–5 sessions per week. Otter.ai's free plan offers 300 minutes per month, which seems generous, but its core feature is the meeting bot, and the experience of uploading and organizing interview recordings isn't smooth. Plus, it locks you out once you exceed the limit. Tinrec's free plan provides a monthly base transcription quota; although the official documentation doesn't specify minutes, I tested it with 4 interviews per month, each about 40 minutes, without exceeding the limit (actual usage may vary; check the app). And if you run out, you can buy a weekly pass for emergencies. For those who don't interview daily but need efficiency when they do, Tinrec offers more flexibility.

→ This dimension: Tinrec better suits intermittent interview needs; its free plan is more practical.

Dimension 4 | Privacy and Security: Recording Authorization and Data Protection

Many people worry about the legality of recording interviews. Under Taiwan's Communications Protection and Surveillance Act, Article 29, recording a conversation in which you are a participant, and not for unlawful purposes, is generally not punishable and can be used as evidence (though each case is evaluated individually). The tool itself should also protect your data. Otter.ai has a clear privacy policy, but its servers are in the US, which may concern Asian users. Tinrec emphasizes data encryption and aligns more with Chinese-speaking users' privacy expectations. It also doesn't automatically join meetings like a meeting bot, giving you more manual control. For sensitive content like interviews, I'd choose a tool that puts my mind at ease.

→ This dimension: Both have strengths, but Tinrec's design is better suited for personal, controlled recording scenarios, giving it a slight edge.

Dimension 5 | Cross-Platform and Offline Use

Interviews can happen in a company meeting room, a café, or online. Tinrec supports mobile apps (iOS/Android) and a web version, with automatic sync after recording. Otter.ai also supports multiple platforms, but the mobile editing experience is clunkier. Additionally, Tinrec allows offline recording on mobile, with transcription once you're back online—a lifesaver when the interview location has unstable internet. Otter.ai requires a constant connection.

→ This dimension: Tinrec is more flexible in mobile scenarios.

What Unique Advantages Does Each Offer?

Tinrec's Unique Advantages

• Multi-source audio/video support: Beyond interview recordings, it can organize lectures, interviews, YouTube videos—one tool for everything.
• AI chat queries: Ask questions about the recording directly, saving time on re-listening.
• Post-processing output: Export to Notion, Google Docs, or generate meeting minutes and reports for easy team sharing.
• Flexible pricing: Weekly passes are available, ideal for short, intensive hiring periods.

Otter.ai's Unique Advantages

• Team collaboration: Suitable for shared meeting notes across teams; enterprise plans are mature.
• Accurate speaker identification: Reliable speaker labeling in pure English meetings.

Summary: Which Should You Choose?

• If your interviews are mostly in Chinese and you need quick key-point extraction and follow-up details → Tinrec (AI summaries and Q&A save tons of organization time)
• If you often interview in foreign languages and need team collaboration and a shared meeting library → Otter.ai is more suitable
• If you only use it occasionally and want to try the free plan first → Tinrec is less stressful and more flexible
• If you care about privacy and offline recording → Tinrec is more personal-oriented

In a nutshell: For most interviewers or job seekers, Tinrec is a more complete organization tool. We recommend downloading Tinrec's free version and testing it with your own interview recordings. Remember to record legally: ensure you are a party to the conversation and have a legitimate purpose, so it holds up in court.

References

• Do you record interviews? (Mainly to re-listen to salary and job details) - Job Forum | Dcard
• Can you secretly record during an interview? | Legal Column | 104 Career Hub
• Can you record an interview? - Superman Marketing
• [Can you secretly record an interview? │#Legal Quick Guide] - Job Board | Dcard
• Is it illegal to secretly record an interview and capture office sounds? - Workplace Q&A | 104 Career Clinic