Top IoT companies in South Korea

Researched by:Goodfirms Research TeamUpdated:September 6, 2026

Goodfirms has reviewed 4 IoT companies in South Korea as of September 2026. The top-ranked firm is Grib Co., Ltd (0.0 stars, 0 verified reviews, NA, founded 2010, Seoul). Across the category, the median hourly rate is $25, median client rating is 5, and 25% of firms employ 50+ members. Explore the vetted IoT companies in South Korea below, compare their strengths, and connect with the provider best suited to your requirements.

Various sectors are using IoT as the path to connect with the world. The Internet of things companies in South Korea helps you in connecting with several markets at the same time for conducting promotional activities. The IoT allows you to connect easily with the consumers and prospects around the world and solve their issues quickly. The best IoT companies in South Korea open your door for business opportunities across markets, allowing you to obtain enough profits. Thus, helping you enhance your market value and client list. The IoT solutions providers in South Korea, therefore, assist the business in improving productivity in the market. A list of the top IoT developers in South Korea is formed below with the feedback from their clients and services provided. Refer below:

4Verified firms
$25/hrMedian hourly rate
5 ★Median rating
25%Have 50+ members

Goodfirms has verified 4 IoT companies in South Korea - part of 3,248+ Internet of Things (IoT) Companies, each passing Goodfirms' 4-step verification process (background check, client interviews, portfolio audit, ongoing quality review). Listings marked "Sponsored" are agencies that pay for premium placement - sponsorship does not affect star ratings or review content.

Top 10 at Glance

Compare the highest-ranked firms first side by side.

Rank
Company
Rating
Reviews
Hourly Rate
Team Size
Founded
Headquarters
Action

List of IoT App Development Companies in South Korea

Find a IoT Development Company Near you
Find a IoT Development Company Near you
Service
Hourly Rate
Employees
ReviewsAll Companies
Industry
Client Type
  • Since its inception in 2010, Grip has grown by creating new value and pioneering a new era. Based on IoT technology, we will become a global company with world-class competitiveness.

    NA
    2 - 9
    2010
    Seoul, South Korea
  • At NEWNOP, we aspire to be a solution provider for global business problems through IT. Our solutions encompass innovative software, AI / ML, and IoT solutions and technical consultations. We happened to have launched many successful software, AI and data science solutions including, but not ... read NEWNOP Co. Ltd reviews & insights

    $25 - $49/hr
    10 - 49
    2022
    Yongin, South Korea
    Non-linear data in data analysis was well analyzed. - UMTR Chief Executive Officer
  • From business process re-engineering to global business expantion - we have been serving our clients for more than 35 years. Envisioning to become the number one global consulting firm from Asia, ABeam Consulting is helping our clients to realize their business transformations. 5,000 of our consultants mostly based in Asia and our global alliance partners ... read ABeam Consulting reviews & insights

    < $25/hr
    1,000 - 9,999
    1984
    Seoul, South Korea
  • UNISEM was established in 1988 and was the first company in Korea localizing GAS SCRUBBER with drastic investment and challenge. By establishing and supplying various product lines in the CHILLER market, we have established ourselves as a global partner company of domestic semiconductor manufacturers and leading overseas companies. In order to keep pace with the ... read UNISEM CO., LTD. reviews & insights

    NA
    250 - 999
    1988
    Seongnam, South Korea

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3 states with the best Value Score for hiring.

Ranked by a composite blending firm count (supply), average rating (quality), and average hourly rate (cost). Affordability is weighted highest (50%), so this surfaces genuinely affordable destinations - not just the biggest markets.

Where the firms are.

Bubble size shows how many firms each country has; colour shows its average hourly rate. Tap any country for its firm count, average rate, rating, and Value Score.

Loading map…

All states ranked by Value Score.

Every state in scope, ranked by Value Score.

StateFirmsAvg RateAvg RatingValue ScoreAction
KRKyeonggi1$37/hr577View firms
KRSeoul2$25/hr-70View firms
KRGyeonggi-do1--8View firms
KRKyeonggi
1 firms$37/hr5
Value Score77 / 100
KRSeoul
2 firms$25/hr
Value Score70 / 100
KRGyeonggi-do
1 firms
Value Score8 / 100

Match by work-hour overlap with your team.

Cost matters - but so does being able to actually talk to your developer during your workday. Here are the best destinations for each major hub.

If you're in US (PT/ET)Recommended

Look for nearshore LATAM partners - same-day collaboration, similar time zones, and 50-60% cost savings vs domestic.

MXMexico~7h overlap
ARArgentina~6h overlap
BRBrazil~5h overlap
CACanada~8h overlap
If you're in Europe (CET/GMT)Recommended

Eastern Europe is your sweet spot - 1-2h time zone shift, EU GDPR alignment, and 40-50% lower rates than Western Europe.

PLPoland~8h overlap
UAUkraine~7h overlap
RORomania~7h overlap
ZASouth Africa~8h overlap

How firms are placed on the matrix

Every position on this chart is the output of the Goodfirms ranking algorithm - a weighted composite of signals across two axes. The algorithm is recomputed regularly and is fully documented.

Sponsorship does not affect placement. PRO members receive visible badges and ad placements, but their algorithmic scores are calculated identically to free listings.

Read the full methodology
Algorithm at a glance
1
X-axis (Core Competencies): Service Focus Ratio + Portfolio Depth + Quality + Experience
2
Y-axis (360-Performance): Client Reviews + Market Presence + Goodfirms Score
3
Missing signals are excluded from a firm's score, not substituted with defaults - weights redistribute across remaining inputs
4
Recency decay over the last 18 months keeps stale reviews from dominating
5
Eligibility floor: ≥ 1 published review in this category scope

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States with the best Value Score for iot development hiring.

Ranked by a composite score blending firm count (supply), average rating (quality), and median hourly rate (cost). Affordability is weighted highest (50%), so this list surfaces actually affordable destinations rather than just-big markets.

Budget leader
Seoul · $0-24/hr

1 firms in this tier - more than any other state. Top picks: ABeam Consulting.

Loading heatmap…
Cell intensity (firm density):
Low
High
Best Value marks the densest, highest-rated, most-affordable cell per row

Top 2 recommended companies by Value Score.

Ranked across all heatmap cells - each blends a low hourly rate, a strong rating, and sufficient review volume.

How the heatmap is built

Every cell in the grid above is the count of firms in (place × hourly-rate tier). Firms are placed by their published hourly rate; those without a disclosed rate are not plotted.

Top company names per cell are surfaced by Value Score - a weighted blend of affordability (50%) + rating (35%) + review volume (15%).

The "Best" ribbon marks the cell in each row where firm density, ratings, and affordability line up best - the densest, highest-quality combination.

Read the full methodology
Value Score · per firm
ValueScore = 0.50 × Affordability
+ 0.35 × Rating
+ 0.15 × Review Volume
// All sub-scores normalized 0-100
// Affordability = (1 - rate/$200) × 100
// Rating = (rating - 3) / 2 × 100
// Volume = log10(reviews+1)/log10(200) × 100

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