Comparison

PenX vs PlanDeck

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

PenX

A structured note-taking App

About

PenX

Features

Read full description

An elegant App designed to help you capture, organize, and store your thoughts, tasks, ideas, and information. - Local-first - Privacy-first - Open source - Cross platform - Realtime sync - Creator friendly

About

PlanDeck

Features

Read full description

手上有多个项目要排期？月历看全局，清单管细节，进度和花销一眼看完。模块还能自己拼：做视频用「脚本 / 拍摄 / 剪辑」，写稿用「提纲 / 初稿 / 定稿」。Mac、ipad、 iPhone三端可同步，自动对齐。

Screenshots

PenX4 screens

PlanDeck4 screens

Verdict

The call

The clearest difference is iOS requirement: PenX at 14.0 against PlanDeck's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PenX sells 4 in-app purchases, starting at $4.99 per month and PlanDeck sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on November 8, 2026 and November 13, 2026 respectively.

Scorecard1 real difference · 5 level

PenX versus PlanDeck: the parameters behind the verdict, then further details
Parameter	PenX	PlanDeck
Price	Free	Free
Update frequency	Every 2 days	Every 2 days
Ads	No	No
In-app purchases	Yes	Yes
Devices	iPhone, iPod	iPhone, iPad, Mac — better
Requires iOS	14.0 — better	17.0
Further details — not scored
Size	34 MB	2 MB
Age rating	4+	4+
Developer	志毅陈	君盛