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 (1-3 stars) from real users. Updated monthly.

#AppRatingNegative Reviews
1K-ํŒจ์Šค
K-ํŒจ์Šค๊ตํ†ต์•ˆ์ „๊ณต๋‹จ
How to cancel โ†’
1.5426
2Goodnotes: AI ๋…ธํŠธ, ๋ฌธ์„œ, PDF
Goodnotes: AI ๋…ธํŠธ, ๋ฌธ์„œ, PDFGoodnotes Limited
How to cancel โ†’
4.6360
3๋„ค์ด๋ฒ„ ์บ˜๋ฆฐ๋” - Naver Calendar
๋„ค์ด๋ฒ„ ์บ˜๋ฆฐ๋” - Naver CalendarNAVER Corp.
How to cancel โ†’
3.8315
4๋„ค์ด๋ฒ„ ์บ˜๋ฆฐ๋” - Naver Calendar
๋„ค์ด๋ฒ„ ์บ˜๋ฆฐ๋” - Naver CalendarNAVER Corp.
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2.9284
5Google Gemini
Google GeminiGoogle
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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.
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4.3268
7Claude by Anthropic
Claude by AnthropicAnthropic PBC
How to cancel โ†’
4.6244
8Notion: ๋ฉ”๋ชจ, ์ž‘์—…, AI
Notion: ๋ฉ”๋ชจ, ์ž‘์—…, AINotion Labs, Incorporated
How to cancel โ†’
4.8236
9Gmail: Google์ด ์ œ๊ณตํ•˜๋Š” ์ด๋ฉ”์ผ
Gmail: Google์ด ์ œ๊ณตํ•˜๋Š” ์ด๋ฉ”์ผGoogle
How to cancel โ†’
4.7235
10PDF๋ทฐ์–ด & PDF ๋ฆฌ๋”: ํŽธ์ง‘๊ธฐ, ๋ณ€ํ™˜๊ธฐ, ์Šค์บ๋„ˆ
PDF๋ทฐ์–ด & PDF ๋ฆฌ๋”: ํŽธ์ง‘๊ธฐ, ๋ณ€ํ™˜๊ธฐ, ์Šค์บ๋„ˆOffice Suite Pro
How to cancel โ†’
3.7224
11๊ฐค๋Ÿฌ๋ฆฌ
๊ฐค๋Ÿฌ๋ฆฌGallery Photos & Videos
How to cancel โ†’
4.1215
12PDF ๋ฆฌ๋” & ๋ฌธ์„œ ๋ทฐ์–ด
PDF ๋ฆฌ๋” & ๋ฌธ์„œ ๋ทฐ์–ดMeagan McConnell
How to cancel โ†’
2.9214
13Google ์บ˜๋ฆฐ๋”: ์ผ์ •์„ ์ •๋ฆฌํ•˜์„ธ์š”
Google ์บ˜๋ฆฐ๋”: ์ผ์ •์„ ์ •๋ฆฌํ•˜์„ธ์š”Google
How to cancel โ†’
4.6213
14ํด๋กœ๋ฐ”๋…ธํŠธ - ์Œ์„ฑ ๊ทธ ์ด์ƒ์˜ ๊ธฐ๋ก
ํด๋กœ๋ฐ”๋…ธํŠธ - ์Œ์„ฑ ๊ทธ ์ด์ƒ์˜ ๊ธฐ๋กNAVER Corp.
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4.9206
15PDF์šฉ Adobe Acrobat Reader
PDF์šฉ Adobe Acrobat ReaderAdobe
How to cancel โ†’
4.5203
16PDF ํŒŒ์ผ ๋ฆฌ๋”
PDF ํŒŒ์ผ ๋ฆฌ๋”Dream Tools
How to cancel โ†’
3.7181
17Google Sheets
Google SheetsGoogle
How to cancel โ†’
4.8178
18Google Keep - ๋ฉ”๋ชจ ๋ฐ ๋ชฉ๋ก
Google Keep - ๋ฉ”๋ชจ ๋ฐ ๋ชฉ๋กGoogle
How to cancel โ†’
4.4178
19Claude by Anthropic
Claude by AnthropicAnthropic PBC
How to cancel โ†’
4.5168
20PDF ๋ณ€ํ™˜: HWP๋ทฐ์–ด & ํ•œ๊ธ€ ๋ทฐ์–ด
PDF ๋ณ€ํ™˜: HWP๋ทฐ์–ด & ํ•œ๊ธ€ ๋ทฐ์–ดiKame Applications - Begamob Global
How to cancel โ†’
4.1163
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
How to cancel โ†’
4.8153
22Google Docs
Google DocsGoogle
How to cancel โ†’
4.8147
23vFlat Scan - PDF ์Šค์บ๋„ˆ
vFlat Scan - PDF ์Šค์บ๋„ˆVoyagerX, Inc.
How to cancel โ†’
4.9145
24Docx ๋ฆฌ๋” - HWP, PDF, Docx, XLSX
Docx ๋ฆฌ๋” - HWP, PDF, Docx, XLSXiKame Applications - Begamob Global
How to cancel โ†’
4.4144
25Chatbot App - AI ์–ด์‹œ์Šคํ„ดํŠธ
Chatbot App - AI ์–ด์‹œ์Šคํ„ดํŠธTapSuite
How to cancel โ†’
4.0143
26PDF reader - Image to PDF
PDF reader - Image to PDFXPDF - PDF converter and PDF editor
How to cancel โ†’
4.6142
27ChatGPT
ChatGPTOpenAI OpCo, LLC
How to cancel โ†’
4.8140
28TimeTree ์บ˜๋ฆฐ๋” ๊ณต์œ  ์•ฑ
TimeTree ์บ˜๋ฆฐ๋” ๊ณต์œ  ์•ฑTimeTree, Inc.
How to cancel โ†’
4.8137
29๋‹ค๊ธ€๋กœ - ์„ธ์ƒ ๋ชจ๋“  AI๋ฅผ ํ•œ ๋ฒˆ์—
๋‹ค๊ธ€๋กœ - ์„ธ์ƒ ๋ชจ๋“  AI๋ฅผ ํ•œ ๋ฒˆ์—ActionPower Corp.
How to cancel โ†’
4.8135
30Grok AI
Grok AIX Corp.
How to cancel โ†’
4.9126
31์—์ด๋‹ท - ๋‚˜๋งŒ์˜ AI ๊ฐœ์ธ๋น„์„œ
์—์ด๋‹ท - ๋‚˜๋งŒ์˜ AI ๊ฐœ์ธ๋น„์„œSK Telecom
How to cancel โ†’
4.7122
32PDF ๋ฆฌ๋” - PDF ๋ทฐ์–ด, PDF ์Šค์บ๋„ˆ
PDF ๋ฆฌ๋” - PDF ๋ทฐ์–ด, PDF ์Šค์บ๋„ˆEZTech Apps
How to cancel โ†’
4.0120
33Perplexity - ๋ฌด์—‡์ด๋“  ๋ฌผ์–ด๋ณด์„ธ์š”
Perplexity - ๋ฌด์—‡์ด๋“  ๋ฌผ์–ด๋ณด์„ธ์š”Perplexity AI, Inc.
How to cancel โ†’
4.8119
34Jimmy AI: ์ฑ„ํŒ… & ์–ด์‹œ์Šคํ„ดํŠธ
Jimmy AI: ์ฑ„ํŒ… & ์–ด์‹œ์Šคํ„ดํŠธJetkite
How to cancel โ†’
4.6119
35TeraBox: 1TB ํด๋ผ์šฐ๋“œ ์ €์žฅ์†Œ & AI ๊ณต๊ฐ„
TeraBox: 1TB ํด๋ผ์šฐ๋“œ ์ €์žฅ์†Œ & AI ๊ณต๊ฐ„FLEXTECH INC.
How to cancel โ†’
4.0119
36AI ๊ฐ€ ๋ชจ๋“  ์–ธ์–ด๋ฅผ ๋ฒˆ์—ญํ•ฉ๋‹ˆ๋‹ค
AI ๊ฐ€ ๋ชจ๋“  ์–ธ์–ด๋ฅผ ๋ฒˆ์—ญํ•ฉ๋‹ˆ๋‹คiKame Applications - Begamob Apps
How to cancel โ†’
4.6117
37Dola: ์Šค๋งˆํŠธ AI ๋„์šฐ๋ฏธ
Dola: ์Šค๋งˆํŠธ AI ๋„์šฐ๋ฏธSPRING (SG) PTE. LTD.
How to cancel โ†’
4.4116
38Manus AI
Manus AIBUTTERFLY EFFECT PTE. LTD.
How to cancel โ†’
4.6115
39Google Gemini
Google GeminiGoogle LLC
How to cancel โ†’
4.6109
40ipTIME ์„ค์น˜๋„์šฐ๋ฏธ
ipTIME ์„ค์น˜๋„์šฐ๋ฏธEFM NETWORKS CO., LTD.
How to cancel โ†’
2.6107
41PDF Reader Zone
PDF Reader ZoneP & L Studio
How to cancel โ†’
4.1102
42PDF ๋ทฐ์–ด ํ”„๋กœ
PDF ๋ทฐ์–ด ํ”„๋กœAdkins Studio
How to cancel โ†’
3.8100
43AnySchedule - ์˜ฌ์ธ์› ์บ˜๋ฆฐ๋” & ํ”Œ๋ž˜๋„ˆ
AnySchedule - ์˜ฌ์ธ์› ์บ˜๋ฆฐ๋” & ํ”Œ๋ž˜๋„ˆReleCompany
How to cancel โ†’
4.496
44์ •๋ถ€24(๊ตฌ ๋ฏผ์›24)
์ •๋ถ€24(๊ตฌ ๋ฏผ์›24)ํ–‰์ •์•ˆ์ „๋ถ€
How to cancel โ†’
4.996
45Google NotebookLM
Google NotebookLMGoogle LLC
How to cancel โ†’
4.895
46Accio: Alibaba AI ์—์ด์ „ํŠธ
Accio: Alibaba AI ์—์ด์ „ํŠธAccio.com
How to cancel โ†’
4.291
47Microsoft Excel: Spreadsheets
Microsoft Excel: SpreadsheetsMicrosoft Corporation
How to cancel โ†’
4.890
48์•Œ๋ผ๋ฏธ - ๋ฌด์กฐ๊ฑด ๊นจ์›Œ์ฃผ๋Š” ์•Œ๋žŒ ์‹œ๊ณ„
์•Œ๋ผ๋ฏธ - ๋ฌด์กฐ๊ฑด ๊นจ์›Œ์ฃผ๋Š” ์•Œ๋žŒ ์‹œ๊ณ„Sleep Tracker & Alarm Clock by Delightroom
How to cancel โ†’
4.688
49Open Chat - AI ๋ด‡ ์•ฑ
Open Chat - AI ๋ด‡ ์•ฑAceTools Team
How to cancel โ†’
4.685
50๋ฌธ์„œ๋ทฐ์–ด: HWP, Docx, PDF, Xlsxํ•œ๊ธ€์–ด๋กœ
๋ฌธ์„œ๋ทฐ์–ด: HWP, Docx, PDF, Xlsxํ•œ๊ธ€์–ด๋กœQR Code Scanner.
How to cancel โ†’
4.583

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 (1-3 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.