Comparison

nenspace vs Codename Jo

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

Head to head
About

nenspace

This app combines an AI assistant with a personal organization system. It allows you to capture thoughts, manage tasks, track habits, and take notes, all integrated with an AI that answers questions and provides web search results with sources.

Highlights
  • AI assistant with web search
  • Integrated notes, tasks, and habits
  • Thought capture and organization
  • Logbook and memory features
  • Customizable workspace
Read full description

AI's Lofi: alternative models for the minority, trained to answer, not agree. A space for notes, tasks, habits and a logbook alongside the model. the model • nen is trained by nenspace to answer, not to agree, concise where others pad, plain where others flatter, quiet when nothing needs saying. • a model that always agrees is lying to someone • web search when a question needs it, with the sources it read. images and files can be attached • ask nen on any page of the space, about a note, a logbook entry or a task list • group chats into nen spaces to keep a piece of work together the space • today · memory · calendar · notes · logbook · habits, in one room next to the model • a good answer with nowhere to land scrolls away • the space is where it lands: a note, a task, a habit, a line in the logbook • choose what belongs in the room, every tile can be shown or hidden the capture • a thought arrives at the wrong moment: walking, cooking, mid-task. memory catches it in five seconds • thoughts can sit before they are turned into anything. not everything needs to become a task straight away the sift • sift reads the pile in memory and proposes a home for each thought: a task for today, a note, a habit, a project, or simply set it down • it notices what keeps coming back, nothing moves without an ok, everything is recoverable the price • capture is free forever. all of nenspace is $13 a month or $129 a year, about a third of the usual stack of a chatbot, a notes app, a task app and a habit tracker. Terms of Use: https://nenspace.com/terms Privacy Policy: https://nenspace.com/privacy

About

Codename Jo

This voice assistant helps manage your inbox and calendar by summarizing emails, drafting replies, and scheduling events. It integrates with various work tools and can be controlled from your Apple Watch.

Highlights
  • Summarize emails
  • Draft and send replies
  • Organize messages
  • Manage calendar events
  • Integrate with work tools
  • Apple Watch companion app
Features
Read full description

Codename Jo is a voice assistant for your inbox, calendar and work tools. Talk to Jo to catch up on email, draft replies and manage your day. WORK THROUGH YOUR INBOX Hear summaries of your mail, ask follow-up questions, draft and send replies, and organize messages with archive and label actions. MANAGE YOUR CALENDAR Ask about your schedule and create or update events in Google Calendar. CONNECT YOUR WORK TOOLS Connect Gmail and Google Calendar, with optional connections for Slack, Notion, Granola, GitHub and custom MCP services. Available actions depend on the services you connect and their permissions. TALK FROM YOUR APPLE WATCH Use the Watch companion to start a conversation, mute your microphone or end a call. Keep your paired iPhone nearby with Codename Jo open. WHAT YOU NEED An OpenAI API key with access to the models used by Jo, a Google account for Gmail and Calendar, and an internet connection. OpenAI usage is billed separately to your OpenAI account. Microphone permission is required for voice conversations. Apple Watch is optional. YOUR DATA Your OpenAI key and connected-service credentials are stored in the device Keychain. Voice and relevant connected content are sent to the AI and service providers needed to fulfill your requests. Privacy Policy: https://kiloforge.com/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

nenspace4 screens
Codename Jo4 screens

Verdict

The call

The clearest difference is rating: nenspace at 5.0 against Codename Jo's 1.0. nenspace also leads on iOS requirement (15.0 vs 26.4). Codename Jo's advantage is in-app purchases (none vs 2) and update cadence (every 5 days vs every 3 months). On price, ratings volume, ads and device support 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. nenspace sells 2 in-app purchases, starting at $9.99 per month. Codename Jo asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

nenspace holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

nenspace ships an update every 3 months, Codename Jo every 5 days. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

Scorecard5 real differences · 5 level
nenspace versus Codename Jo: the parameters behind the verdict, then further details
ParameternenspaceCodename Jo
PriceFreeFree
Rating5.0 (1 ratings) — better1.0 (1 ratings)
Positive reviews—0.0% of reviews
Number of ratings11
Update frequencyEvery 3 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPodiPhone, Apple Watch
Requires iOS15.0 — better26.4
Further details — not scored
Size18 MB110 MB
Age rating12+4+
DeveloperSAMUEL JAMES MORRISPetaforge Inc.

In-app purchases

2 purchases

nenspace

Subscriptions2
  • Nen Pro1 Month trial$9.991 Month
  • Nen Pro Annual$99.991 Year
None

Codename Jo

No in-app purchases

Questions

Is nenspace free?
nenspace is free to download, with in-app purchases available.
Is Codename Jo free?
Codename Jo is free to download, with no in-app purchases.
Which has better reviews, nenspace or Codename Jo?
nenspace is rated higher. nenspace averages 5.0 out of 5 from 1 ratings, while Codename Jo averages 1.0 from 1 ratings.
Do nenspace or Codename Jo have ads?
Neither nenspace nor Codename Jo shows ads.
Which is updated more often, nenspace or Codename Jo?
nenspace ships an update every 3 months, and Codename Jo every 5 days. Most recently, nenspace was updated on October 31, 2026 and Codename Jo on October 25, 2026.

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