
LightPDF 记录了 1,742,568 月访问量,月度环比增长为 -15.3%,定价为免费增值。Nullstep 记录了 0 月访问量,增长率为 0%,定价为免费增值。

Nullstep is an AI-powered anti-procrastination workspace for solo founders. Describe a goal in plain language and it generates a prioritized execution path that syncs straight to a Kanban board, wrapped in a deliberately minimal interface.
| 维度 / 指标 | ![]() | ![]() |
|---|---|---|
| 官方域名 | lightpdf.com | nullstep.app |
| 定价模式 | 免费增值 | 免费增值 |
| 月访问量 | 174.26万 (1,742,568) | 0 (0) |
| 月度环比流量变化 | -31.46万 (-15.3%) | 0 (0%) |
| 主要市场与份额 | 🇮🇳 印度 (24.9%) | 🌐 全球 (—) |
| 直接访问 / 月 | 44.21万 | 0 |
| 用户评分 | 4.2 | 4.4 |
| 支持的平台 | 网站 | 网站 |

跨设备的免费 AI PDF 编辑、转换与阅读工具
上传 PDF 后用自然语言提问、追问细节,并查看答案引用的原文段落;另有模式可直接解析 YouTube 视频。
把整份文档翻译成 20 多种语言,包括扫描版和图片型 PDF,并尽量保持原有排版不变。
自动把发票、收据、银行对账单和采购订单转成结构化的 Excel 文件。
编辑文字与图片、OCR 扫描页、与 Office 格式互转,并支持合并、拆分、压缩、水印、签名与批注。

Nullstep is an AI-powered anti-procrastination workspace for solo founders. Describe a goal in plain language and it generates a prioritized execution path that syncs straight to a Kanban board, wrapped in a deliberately minimal interface.
Type an objective in plain language and the AI returns a prioritized Execution Path with ordered tasks, priority levels and time horizons.
Generated tasks land on your Kanban board automatically, so your plan and your working list never drift apart.
A single dashboard holds your tasks, AI sessions and decisions so you stop tab-switching between half a dozen tools.
Every session is saved automatically, so you can return tomorrow or from your phone and continue exactly where you stopped.

Offers a robust desktop suite for OCR and editing, but requires software installation unlike cloud platforms.
Offers a robust desktop suite for OCR and editing, but requires software installation unlike cloud platforms.

Provides quick browser-based PDF editing and e-signatures, but has a less advanced conversational AI assistant.
Taskade is an AI workspace that turns a single prompt into working business apps, complete with AI agents, automations, databases, tasks and docs — no code required.

Motion is an AI-powered productivity super app that unifies tasks, projects, calendars, meetings, docs, notes and reports, using AI agents to auto-plan your day, build projects, take meeting notes and keep work moving.
Motion is an AI-powered productivity super app that unifies tasks, projects, calendars, meetings, docs, notes and reports, using AI agents to auto-plan your day, build projects, take meeting notes and keep work moving.
Tiimo is a visual planner built for neurodivergent and executive-function needs, available on iOS, iPadOS, watchOS, Android, and the web. It turns your day into a color-coded visual timeline, adds a focus timer that makes time visible, tracks mood to reveal patterns, and uses AI to break your brain dump into a realistic, time-estimated plan. It was built by and for neurodivergent people and won iPhone App of the Year 2025.
Tiimo is a visual planner built for neurodivergent and executive-function needs, available on iOS, iPadOS, watchOS, Android, and the web. It turns your day into a color-coded visual timeline, adds a focus timer that makes time visible, tracks mood to reveal patterns, and uses AI to break your brain dump into a realistic, time-estimated plan. It was built by and for neurodivergent people and won iPhone App of the Year 2025.