Best Celestis alternatives: apps like Celestis

10+ similar apps compared and reviewed

3.9 avg rating
10 free apps
Updated November 2026

Whether you want more options like Celestis or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
4.1(387 ratings)
Free
KobCard screenshot 1
KobCard screenshot 2
KobCard screenshot 3
KobCard screenshot 4

KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

Get More Info

Top Alternatives to Celestis

Wisen: AI Notes & Knowledge#2

Wisen: AI Notes & Knowledge by DARIA LENSKAJA

Notes that think back at you
Strong Contender
📊 Productivity
3.0(1 ratings)
Free
Wisen: AI Notes & Knowledge screenshot 1
Wisen: AI Notes & Knowledge screenshot 2
Wisen: AI Notes & Knowledge screenshot 3
Wisen: AI Notes & Knowledge screenshot 4
Wisen: AI Notes & Knowledge screenshot 5
Wisen: AI Notes & Knowledge screenshot 6

This app intelligently analyzes your notes to surface forgotten ideas, patterns, and unresolved questions. It offers daily digests, AI-powered chat for querying your notes, and visual knowledge mapping. Learn and retain information effectively through spaced repetition.

NobodyWho Chat#3

NobodyWho Chat by NobodyWho ApS

Private AI, fully offline
Worth Considering
📊 Productivity
3.7(3 ratings)
Free
NobodyWho Chat screenshot 1
NobodyWho Chat screenshot 2
NobodyWho Chat screenshot 3
NobodyWho Chat screenshot 4

This AI assistant runs entirely offline on your device, offering private conversations and analysis of text, audio, or images. It supports multiple leading AI models and allows for voice interaction without an internet connection.

More apps like Celestis

4
Parallax: Multi-Model AI
Parallax: Multi-Model AI
Parallax: Multi-Model AI
On-Device & Cloud AI Chat
Free

This AI companion offers private, on-device assistance or connects to various cloud AI providers. It allows side-by-side response comparison, live web context retrieval, and generates charts directly in conversations. Features include voice input, file analysis, image generation, and cross-device continuity.

On-device and cloud AI integrationSide-by-side response comparisonLive web context retrieval
📊 Productivity
(1)
free
5
Papyrus: Research Library
Papyrus: Research Library
Papyrus: Research Library
Native research workspace
Free

This native research workspace allows users to read, annotate, organize, and cite PDFs. It offers features for writing directly on pages with Apple Pencil, taking notes beside sources, and organizing research into themed notebooks. The app facilitates turning reading into writing by grouping papers for manuscripts and managing projects.

Read and annotate PDFsWrite on pages with Apple PencilTake Markdown notes beside sources
📊 Productivity
(2)
free
6
MemofyAI
MemofyAI
MemofyAI
On-Device AI Note Structuring
Free
📊 Productivity
(0)
7
Edge Mind Ai
Edge Mind Ai
Edge Mind Ai
Private on-device AI assistant
Free
📊 Productivity
(0)
8
nilGPT - Private AI
nilGPT - Private AI
nilGPT - Private AI
Private AI chat
Free

This AI chat companion prioritizes your privacy with end-to-end encryption and secure hardware enclaves. It offers various modes like wellness and personal assistance, providing a confidential space for your thoughts and concerns.

Private and secure AI chatEncrypted chat dataAI runs in secure hardware enclaves
📊 Productivity
(2)
free
9
Atomic KB
Atomic KB
Atomic KB
Self-Hosted Knowledge Base
Free
📊 Productivity
(0)
10
Mindverse: Private AI Notes
Mindverse: Private AI Notes
Mindverse: Private AI Notes
AI Notes, No Token Fees
Free
📊 Productivity
(0)