Preply Japanese (1-on-1 Online Tutors) vs italki Portuguese Tutoring
Same Bayesian formula, same rubric — so the difference in scores reflects the difference in the courses, not the difference in how we evaluated them.
Preply · Languages
Preply Japanese (1-on-1 Online Tutors)
italki · Languages
italki Portuguese Tutoring
Per-criterion
The most-repeated structural criticism is that Preply has no standardised Japanese curriculum — lesson structure is entirely up to your individual tutor, so there is no guaranteed step-by-step path from hiragana through JLPT. Preply does bundle free extras (a companion app for kana practice and an AI conversation tutor, video courses, flashcards and blog resources), but the core lesson content is only as coherent as the tutor you happen to book. Independent reviewers are blunt that "a marketplace is an intermediary, not a school" — it gives access without direction.
This is Preply's strongest dimension and the most-praised theme across our sample. The platform lists 4,000+ Japanese tutors — the vast majority native speakers — and the aggregate rating sits at 4.98/5 across tens of thousands of verified student reviews. Learners repeatedly single out patience, encouragement and clear explanations of pronunciation, kana and grammar. The honest caveat every critical source raises is variance: because anyone can sign up to teach, quality "is a lucky dip," ranging from certified professionals with 8+ years' experience to university students earning side income, so the strong average hides real tutor-to-tutor spread.
Headline pricing looks very affordable — lessons start around $4 and average roughly $19-23 per hour, with tutors setting their own rates and a discounted trial to sample. But the cumulative cost is where opinions split: professional Japanese tutors charge $25-35 per 50-minute lesson, so two lessons a week runs $200-280 a month, and independent reviewers note materials, apps and certificates are not bundled. Whether it is "good value" depends heavily on whether you book a budget tutor or a premium one and how many trial lessons you burn finding a fit.
The weakest dimension and the one negative reviews cluster on hardest. Lesson-level support (free trial replacement, tutor-switching) is generally praised, but platform-level support around the subscription and credit system draws repeated complaints: a chat-first support flow described as slow and AI-driven, rigid refund conditions, unused balances auto-converting to non-refundable Preply Credits, and unexpected auto-renewals. Experiences are genuinely mixed — some reviewers call support responsive — but the volume of billing and refund complaints pulls this score down.
The single best reason to use Preply for Japanese is live, one-on-one speaking time. Reviewers consistently say the format forces you to actually produce the language, ask questions the moment a grammar point won't stick, and get instant correction — the thing apps cannot replicate. Sessions stay interactive through role-plays and real-life scenarios, and one independent reviewer reported 60%+ of lesson time spent actually speaking. For building conversational confidence in Japanese, this interactive practice is exactly what learners credit with real-world progress.
There is no italki Portuguese curriculum — lesson quality is whatever the tutor brings. Professional teachers arrive with structured grammar plans, graded readers and homework between sessions; community tutors lean on free-form conversation. Reviewers consistently describe the ceiling as high — tutors who explain grammar, everyday speech and culture in a relaxed manner — but the floor depends entirely on careful tutor selection and on the learner directing the sessions. The most useful learners pair italki with a separate resource and use the tutor to drill it, rather than expecting a syllabus. A Portuguese learner's first real decision — Brazilian versus European Portuguese — is left to the learner with no platform guidance, which makes self-direction harder than the absence of a curriculum alone would suggest.
The strongest dimension. italki's Portuguese pool is deep — reviewers cite 400+ tutors spanning Brazil and Portugal, so you can practise the exact variety you need, which apps almost never offer. Many hold teaching credentials; community tutors are native speakers without certification. Reviewers converge that a well-chosen Portuguese tutor is the single highest-leverage thing they did, with learners reporting fluent conversation after 70-100+ lessons with a single teacher. Verification screens out the worst, but reviewers are blunt that you may need to trial several tutors before finding one that fits your learning and personality style — the pool runs from long-time professionals to brand-new teachers, and the platform does not standardise quality.
Portuguese is one of italki's better-supplied and cheaper markets because so many tutors are based in Brazil. Brazilian community tutors run as low as $5-7/hour — one Rio-based tutor is cited at $7 for a 60-minute session — with most professional teachers landing around $10-15. European Portuguese tutors tend to run slightly higher, toward $25 at the professional end, reflecting the smaller pool. Trial lessons typically cost $5-18 so you can test a teacher before committing. No subscription required — pay per lesson. Reviewers repeatedly describe italki as an effective and affordable way to learn Portuguese, well below the cost of local classes or in-person tutoring.
Platform support is functional but thin, and the experience is dominated by your tutor, not italki itself. Many tutors extend support beyond live instruction with tailored study plans and homework between sessions, which reviewers value. The pre-paid credit system is the main friction: refunds are limited — trial-lesson credits can be refunded up to twice, but loaded credit and completed lessons generally are not refundable and credit cannot be withdrawn as cash, only spent on the platform. Reviewers also flag inconsistent tutor-side conditions (variable internet, background noise) and that the platform offers no placement test or progress tracking, so accountability rests entirely on the learner and tutor.
The clearest signal in the sample. Real conversation with a native Portuguese speaker is the most direct path to spoken fluency, and Portuguese learners repeatedly describe italki as the step that moved them from app-bound recognition to actual conversation. italki's live tutors force you to produce Portuguese out loud, which matters especially for European Portuguese where pronunciation and reduced vowels are a major barrier. Reviewers report going from no Portuguese to conversing fluently over 166 lessons, growing confidence massively over six weeks of intensive lessons, and holding conversations with Brazilian friends across a wide range of topics while understanding films and TV. The variety choice means you practise the Portuguese you actually need — carioca Brazilian for travel and media, or Lisbon European for living in Portugal.
Scoring methodology applies identically to every course on the site — see the formula.