01 / Snapshot
What the public record currently says
- Program
- IB
- Focus
- IB all subjects
- Locations
- Gangnam
- Formats
- In person
- Evidence grade
- V4 · Self-published
- Google snapshot
- No reliable public sample recorded
- Evidence Registry
- 5 linked claim records
02 / Claim ledger
Claims, sources and limits
Every record below uses the same public fields: source pages, distinct stories, independent audits, claim origin, denominator, period, scope and explicit limits.
PrepSignal matched 1 high-confidence Naver Place profile for Master IB and recorded 34 total public review items in snapshots current through 2026-08-09.
- Source pages
- 2
- Distinct stories
- 2
- Independent audits
- 0
- Claim origin
- public platform snapshot
- Denominator
- 34 public review items across 1 matches
- Period
- Current through 2026-08-09
- Scope
- Naver Place visitor and blog review counts
- Campus
- Matched branch-wide counts; not course-specific
Supports. The dated public review-item sample.
Does not establish. Counts are sample sizes, not ratings, outcomes or endorsements.
- Naver Place · 마스터아이비학원 Naver Place review snapshotPublic platform snapshot · Story key: naver-1326817175-2026-09-01
- PrepSignal · Master IB public evidence profilePrepSignal open dataset · Story key: prepsignal-academy-master-ib
PrepSignal matched 1 high-confidence Naver Place profile for Master IB and recorded 34 total public review items in snapshots current through 2026-08-18.
- Source pages
- 2
- Distinct stories
- 2
- Independent audits
- 0
- Claim origin
- public platform snapshot
- Denominator
- 34 public review items across 1 matches
- Period
- Current through 2026-08-18
- Scope
- Naver Place visitor and blog review counts
- Campus
- Matched branch-wide counts; not course-specific
Supports. The dated public review-item sample.
Does not establish. Counts are sample sizes, not ratings, outcomes or endorsements.
- Naver Place · 마스터아이비학원 Naver Place review snapshotPublic platform snapshot · Story key: naver-1326817175-2026-09-01
- PrepSignal · Master IB public evidence profilePrepSignal open dataset · Story key: prepsignal-academy-master-ib
Master IB is listed as a IB provider serving Gangnam through In person, with a disclosed focus of IB all subjects.
- Source pages
- 2
- Distinct stories
- 2
- Independent audits
- 0
- Claim origin
- PrepSignal editorial record
- Denominator
- One academy profile
- Period
- Academy data reviewed August 10, 2026
- Scope
- IB program, locations and formats
- Campus
- Current branch and course details require confirmation
Supports. The profile identity, program, location, format and disclosed focus.
Does not establish. It does not establish teaching quality, outcomes, staffing, timetable or individual fit.
- PrepSignal · Master IB public evidence profilePrepSignal open dataset · Story key: prepsignal-academy-master-ib
- PrepSignal · PrepSignal Korea SAT and IB Academy DatasetPrepSignal open dataset · Story key: prepsignal-academy-open-dataset
Master IB currently carries V4 · Self-published as its public evidence label.
- Source pages
- 2
- Distinct stories
- 2
- Independent audits
- 0
- Claim origin
- PrepSignal editorial record
- Denominator
- One academy profile
- Period
- Profile reviewed August 10, 2026
- Scope
- Verification status of public evidence
- Campus
- Organization profile unless a source states a branch
Supports. The current public-evidence classification.
Does not establish. The label is not a teaching-quality, outcome, trust or fit rating.
- PrepSignal · Master IB public evidence profilePrepSignal open dataset · Story key: prepsignal-academy-master-ib
- PrepSignal · Methodology: verification grades and evidence limitsPrepSignal editorial methodology · Story key: prepsignal-methodology
PrepSignal matched 1 high-confidence Naver Place profile for Master IB and recorded 35 total public review items in snapshots current through 2026-09-01.
- Source pages
- 2
- Distinct stories
- 2
- Independent audits
- 0
- Claim origin
- public platform snapshot
- Denominator
- 35 public review items across 1 matches
- Period
- Current through 2026-09-01
- Scope
- Naver Place visitor and blog review counts
- Campus
- Matched branch-wide counts; not course-specific
Supports. The dated public review-item sample.
Does not establish. Counts are sample sizes, not ratings, outcomes or endorsements.
- Naver Place · 마스터아이비학원 Naver Place review snapshotPublic platform snapshot · Story key: naver-1326817175-2026-09-01
- PrepSignal · Master IB public evidence profilePrepSignal open dataset · Story key: prepsignal-academy-master-ib
04 / Fit
When this profile may belong on your shortlist
Master IB belongs on the interview list for IB students who can attend in Gangnam and want IB all subjects.
This is a screening conclusion, not an enrollment recommendation. Teacher assignment and timetable fit can outweigh an academy-level signal.
05 / Interview
Seven questions to ask before paying
- Who will teach this student, and will that teacher remain through the course?
- How is the first diagnostic converted into a weekly plan?
- What is the class size for the exact course being offered?
- How often will parents receive progress evidence?
- What denominator and date sit behind each outcome claim?
- How are missed lessons, makeups and time-zone conflicts handled?
- What are the written refund and transfer terms?
06 / FAQ
Direct answers
What is Master IB?
Master IB is listed as an IB education provider serving Gangnam through In person. Its disclosed focus is IB all subjects.
What should families confirm before enrolling at Master IB?
Confirm the current teacher, class size, weekly timetable, diagnostic process, feedback cadence, fee and refund terms, and the denominator behind any outcome claim.
What do Naver reviews say about Master IB?
PrepSignal matched 1 Naver Place profile with high confidence and recorded 35 total review items in snapshots collected 2026-09-01. These branch-wide counts are sample-size signals, not SAT- or IB-specific ratings.