๐Ÿ‡ฐ๐Ÿ‡ทWorst Productivity Apps in South Korea

The most complained-about productivity apps in South Korea on App Store and Google Play, ranked by total negative reviews (1-2 stars) from real users. Updated weekly.

#AppRatingNegative Reviews
1K-ํŒจ์Šค
K-ํŒจ์Šค๊ตํ†ต์•ˆ์ „๊ณต๋‹จ
1.5426
2Goodnotes: AI ๋…ธํŠธ, ๋ฌธ์„œ, PDF
Goodnotes: AI ๋…ธํŠธ, ๋ฌธ์„œ, PDFGoodnotes Limited
4.6360
3๋„ค์ด๋ฒ„ ์บ˜๋ฆฐ๋” - Naver Calendar
๋„ค์ด๋ฒ„ ์บ˜๋ฆฐ๋” - Naver CalendarNAVER Corp.
3.8315
4๋„ค์ด๋ฒ„ ์บ˜๋ฆฐ๋” - Naver Calendar
๋„ค์ด๋ฒ„ ์บ˜๋ฆฐ๋” - Naver CalendarNAVER Corp.
2.9284
5Google Gemini
Google GeminiGoogle
4.8277
6ํƒ€์ž„์Šคํ”„๋ ˆ๋“œ : ์‹œ๊ฐ„ํ‘œ, ์บ˜๋ฆฐ๋”, ์ผ์ •๊ด€๋ฆฌ, ๋ˆ๋ฒ„๋Š”์•ฑ
ํƒ€์ž„์Šคํ”„๋ ˆ๋“œ : ์‹œ๊ฐ„ํ‘œ, ์บ˜๋ฆฐ๋”, ์ผ์ •๊ด€๋ฆฌ, ๋ˆ๋ฒ„๋Š”์•ฑSpecup Ad Co.,Ltd.
4.3268
7Claude by Anthropic
Claude by AnthropicAnthropic PBC
4.6244
8Notion: ๋ฉ”๋ชจ, ์ž‘์—…, AI
Notion: ๋ฉ”๋ชจ, ์ž‘์—…, AINotion Labs, Incorporated
4.8236
9Gmail: Google์ด ์ œ๊ณตํ•˜๋Š” ์ด๋ฉ”์ผ
Gmail: Google์ด ์ œ๊ณตํ•˜๋Š” ์ด๋ฉ”์ผGoogle
4.7235
10๊ฐค๋Ÿฌ๋ฆฌ
๊ฐค๋Ÿฌ๋ฆฌGallery Photos & Videos
4.1215
11Google ์บ˜๋ฆฐ๋”: ์ผ์ •์„ ์ •๋ฆฌํ•˜์„ธ์š”
Google ์บ˜๋ฆฐ๋”: ์ผ์ •์„ ์ •๋ฆฌํ•˜์„ธ์š”Google
4.6213
12ํด๋กœ๋ฐ”๋…ธํŠธ - ์Œ์„ฑ ๊ทธ ์ด์ƒ์˜ ๊ธฐ๋ก
ํด๋กœ๋ฐ”๋…ธํŠธ - ์Œ์„ฑ ๊ทธ ์ด์ƒ์˜ ๊ธฐ๋กNAVER Corp.
4.9206
13PDF์šฉ Adobe Acrobat Reader
PDF์šฉ Adobe Acrobat ReaderAdobe
4.5203
14Grok AI
Grok AIxAI
4.8198
15PDF ํŒŒ์ผ ๋ฆฌ๋”
PDF ํŒŒ์ผ ๋ฆฌ๋”Dream Tools
3.7181
16Google Keep - ๋ฉ”๋ชจ ๋ฐ ๋ชฉ๋ก
Google Keep - ๋ฉ”๋ชจ ๋ฐ ๋ชฉ๋กGoogle
4.4178
17Google Sheets
Google SheetsGoogle
4.8178
18Claude by Anthropic
Claude by AnthropicAnthropic PBC
4.6173
19Docx ๋ฆฌ๋” - HWP, PDF, Docx, XLSX
Docx ๋ฆฌ๋” - HWP, PDF, Docx, XLSXiKame Applications - Begamob Global
4.4160
20PDF ๋ณ€ํ™˜: HWP๋ทฐ์–ด & ํ•œ๊ธ€ ๋ทฐ์–ด
PDF ๋ณ€ํ™˜: HWP๋ทฐ์–ด & ํ•œ๊ธ€ ๋ทฐ์–ดiKame Applications - Begamob Global
4.1159
21Google ๋“œ๋ผ์ด๋ธŒ โ€“ ์•ˆ์ „ํ•œ ์˜จ๋ผ์ธ ํŒŒ์ผ ์ €์žฅ๊ณต๊ฐ„
Google ๋“œ๋ผ์ด๋ธŒ โ€“ ์•ˆ์ „ํ•œ ์˜จ๋ผ์ธ ํŒŒ์ผ ์ €์žฅ๊ณต๊ฐ„Google
4.8153
22Google Docs
Google DocsGoogle
4.8147
23vFlat Scan - PDF ์Šค์บ๋„ˆ
vFlat Scan - PDF ์Šค์บ๋„ˆVoyagerX, Inc.
4.9145
24PDF reader - Image to PDF
PDF reader - Image to PDFXPDF - PDF converter and PDF editor
4.6142
25ChatGPT
ChatGPTOpenAI OpCo, LLC
4.8140
26TimeTree ์บ˜๋ฆฐ๋” ๊ณต์œ  ์•ฑ
TimeTree ์บ˜๋ฆฐ๋” ๊ณต์œ  ์•ฑTimeTree, Inc.
4.8137
27๋‹ค๊ธ€๋กœ - ์„ธ์ƒ ๋ชจ๋“  AI๋ฅผ ํ•œ ๋ฒˆ์—
๋‹ค๊ธ€๋กœ - ์„ธ์ƒ ๋ชจ๋“  AI๋ฅผ ํ•œ ๋ฒˆ์—ActionPower Corp.
4.8135
28Grok AI
Grok AIX Corp.
4.9126
29์—์ด๋‹ท - ๋‚˜๋งŒ์˜ AI ๊ฐœ์ธ๋น„์„œ
์—์ด๋‹ท - ๋‚˜๋งŒ์˜ AI ๊ฐœ์ธ๋น„์„œSK Telecom
4.7122
30PDF ๋ฆฌ๋” - PDF ๋ทฐ์–ด, PDF ์Šค์บ๋„ˆ
PDF ๋ฆฌ๋” - PDF ๋ทฐ์–ด, PDF ์Šค์บ๋„ˆEZTech Apps
4.0120
31Perplexity - ๋ฌด์—‡์ด๋“  ๋ฌผ์–ด๋ณด์„ธ์š”
Perplexity - ๋ฌด์—‡์ด๋“  ๋ฌผ์–ด๋ณด์„ธ์š”Perplexity AI, Inc.
4.8119
32TeraBox: 1TB ํด๋ผ์šฐ๋“œ ์ €์žฅ์†Œ & AI ๊ณต๊ฐ„
TeraBox: 1TB ํด๋ผ์šฐ๋“œ ์ €์žฅ์†Œ & AI ๊ณต๊ฐ„FLEXTECH INC.
4.0119
33์ฑ—๋ด‡ ์•ฑ: AI ์–ด์‹œ์Šคํ„ดํŠธ
์ฑ—๋ด‡ ์•ฑ: AI ์–ด์‹œ์Šคํ„ดํŠธTapSuite
4.1118
34Gemmy AI: ์ฑ„ํŒ… & ์–ด์‹œ์Šคํ„ดํŠธ
Gemmy AI: ์ฑ„ํŒ… & ์–ด์‹œ์Šคํ„ดํŠธJetkite
4.5118
35AI ๊ฐ€ ๋ชจ๋“  ์–ธ์–ด๋ฅผ ๋ฒˆ์—ญํ•ฉ๋‹ˆ๋‹ค
AI ๊ฐ€ ๋ชจ๋“  ์–ธ์–ด๋ฅผ ๋ฒˆ์—ญํ•ฉ๋‹ˆ๋‹คiKame Applications - Begamob Apps
4.6116
36Dola: ์Šค๋งˆํŠธ AI ๋„์šฐ๋ฏธ
Dola: ์Šค๋งˆํŠธ AI ๋„์šฐ๋ฏธSPRING (SG) PTE. LTD.
4.4116
37ipTIME ์„ค์น˜๋„์šฐ๋ฏธ
ipTIME ์„ค์น˜๋„์šฐ๋ฏธEFM NETWORKS CO., LTD.
2.6107
38PDF Reader Zone
PDF Reader ZoneP & L Studio
4.1102
39Google Gemini
Google GeminiGoogle LLC
4.6101
40PDF ๋ทฐ์–ด ํ”„๋กœ
PDF ๋ทฐ์–ด ํ”„๋กœAdkins Studio
3.8100
41AnySchedule - ์˜ฌ์ธ์› ์บ˜๋ฆฐ๋” & ํ”Œ๋ž˜๋„ˆ
AnySchedule - ์˜ฌ์ธ์› ์บ˜๋ฆฐ๋” & ํ”Œ๋ž˜๋„ˆReleCompany
4.496
42Microsoft Excel: Spreadsheets
Microsoft Excel: SpreadsheetsMicrosoft Corporation
4.896
43์•Œ๋ผ๋ฏธ - ๋ฌด์กฐ๊ฑด ๊นจ์›Œ์ฃผ๋Š” ์•Œ๋žŒ ์‹œ๊ณ„
์•Œ๋ผ๋ฏธ - ๋ฌด์กฐ๊ฑด ๊นจ์›Œ์ฃผ๋Š” ์•Œ๋žŒ ์‹œ๊ณ„Sleep Tracker & Alarm Clock by Delightroom
4.696
44์ •๋ถ€24(๊ตฌ ๋ฏผ์›24)
์ •๋ถ€24(๊ตฌ ๋ฏผ์›24)ํ–‰์ •์•ˆ์ „๋ถ€
4.996
45Accio: Alibaba AI ์—์ด์ „ํŠธ
Accio: Alibaba AI ์—์ด์ „ํŠธAccio.com
4.291
46Google Sheets
Google SheetsGoogle LLC
4.890
47Google NotebookLM
Google NotebookLMGoogle LLC
4.888
48ChatGPT
ChatGPTOpenAI
4.883
49Manus AI
Manus AIBUTTERFLY EFFECT PTE. LTD.
4.678
50PDF ๋ทฐ์–ด - PDF Reader & PDF ํŽธ์ง‘
PDF ๋ทฐ์–ด - PDF Reader & PDF ํŽธ์ง‘QR Code Scanner.
4.273

Why Productivity Apps Fail in South Korea

Productivity apps that earn the most complaints in South Korea usually share the same failure patterns: missing local payment methods, broken integrations with country-specific services, slow servers, missing language support, or feature parity gaps with the global version. Reviews concentrate around the moment a productivity feature works in the US or UK but breaks in South Korea.

This page ranks productivity apps in South Korea by total number of negative reviews (1-2 stars). Whether you are researching competitors before launching a productivity app in South Korea, benchmarking your own app against local pain points, or just curious which productivity apps users in South Korea complain about most: this data shows you what is actually happening on the ground, not what marketing pages claim.