Best apps like ObsiKO: AI Note + Mindmap

Subnet CIDR Pro

by 超 张

Free

This app is a fast and accurate IPv4 subnet calculator and visual planner for network professionals and students. It offers instant calculations, VLSM planning, and a comprehensive CIDR reference, all while operating offline with no ads or tracking.

NeighborLog

Log incidents, build your case

Free

This app helps you document and track neighborhood disputes with time-stamped evidence, including noise levels and photos. It organizes facts to build a case for landlords, mediators, or courts. All data is stored locally for privacy.

PDFnano: PDF Editor and Reader

Scan, Convert, Translate PDFs

Free

Edit, translate, and manage PDF documents with a focus on on-device privacy. This app offers tools for scanning, converting, annotating, and organizing your files locally.

Clastly — Personal Database

Organize anything, your way

Free

Organize anything with custom collections and powerful field types. Track reading lists, travel memories, subscriptions, and more. Your data syncs securely via iCloud with a clean, native iOS interface.

YourKeep

Private File Backup

Free

This app offers a local-first backup solution, encrypting and splitting your files into multiple pieces stored across your existing trusted storage. It ensures your data remains private, portable, and recoverable without relying on a company's cloud or servers.