Comparison

SPUD Robot vs Njn

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

Head to head
About

SPUD Robot

Features
Read full description

SPUD is a robot you can drive from your phone or iPad! Connect to SPUD from anywhere to keep an eye on your workspace or home. Use a Xbox or PlayStation controller to have the best time driving SPUD. ------- Right now only one SPUD exists in the world so you'll have to be invited to drive him. Maybe soon you can get your own! -------

About

Njn

Features
Read full description

Njn โ€” Your Voice-First AI Assistant Talk to AI the way conversation actually works โ€” out loud, in the moment, without typing into a box. Njn is built from the ground up around voice, with an ambient visual interface that responds as you speak. Meet Your Crew Njn isn't one assistant. It's four, each with a distinct personality and role. Zee leads โ€” quick, direct, conversational. SiD, aDa, and CC bring different perspectives and strengths. Switch between them on command, or let the right one step in when the moment calls for it. A Memory That Actually Remembers Njn builds a personal memory of your conversations over time โ€” a system called the Library of Awareness. Context carries across sessions, so you're not reintroducing yourself every time you open the app. The more you use it, the more it feels like yours. Voice-First, Always Just speak. Tap the orb or say the wake word, and Njn is listening. Type when you want to. Voice is the native experience. Powered by Frontier AI Njn taps into the best available models through a single unified interface โ€” no juggling apps, no chasing the latest release. Key Features โ€” Voice-first conversational AI with ambient visual interface โ€” Four distinct AI personas: Zee, SiD, aDa, and CC โ€” Persistent memory across sessions โ€” Access to leading AI models in one place โ€” Customizable appearance, voice, and audio โ€” Local-first architecture built around privacy and speed Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

SPUD Robot2 screens
Njn3 screens

Verdict

The call

The clearest difference is in-app purchases: SPUD Robot at none against Njn's 1. SPUD Robot also leads on ads (none vs shown) and iOS requirement (15.6 vs 26.0). Njn's advantage is update cadence (every 3 weeks vs every 48 months). On price and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Njn sells 1 in-app purchase, starting at $14.99 per month. SPUD Robot asks for nothing beyond the download.

UpkeepUpdate frequency

SPUD Robot ships an update every 48 months, Njn every 3 weeks. The most recent releases landed on September 23, 2026 and September 13, 2026 respectively.

Scorecard4 real differences ยท 2 level
SPUD Robot versus Njn: the parameters behind the verdict, then further details
ParameterSPUD RobotNjn
PriceFreeFree
Update frequencyEvery 48 monthsEvery 3 weeks โ€” better
AdsNo โ€” betterYes
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.6 โ€” better26.0
Further details โ€” not scored
Size44 MB24 MB
Age rating4+17+
DeveloperTMR IND.Michael Murphy

In-app purchases

None

SPUD Robot

No in-app purchases

1 purchases

Njn

Subscriptions1
  • Njn Premium3 Days trial$14.991 Month

Questions

Is SPUD Robot free?
SPUD Robot is free to download, with no in-app purchases.
Is Njn free?
Njn is free to download, with in-app purchases available.
Do SPUD Robot or Njn have ads?
Njn shows ads; SPUD Robot does not.
Which is updated more often, SPUD Robot or Njn?
SPUD Robot ships an update every 48 months, and Njn every 3 weeks. Most recently, SPUD Robot was updated on September 23, 2026 and Njn on September 13, 2026.

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