Comparison

Juno vs Undertone

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

Head to head
About

Juno

This app offers a gamified journaling experience to foster self-awareness and personal growth. It uses AI and behavioral science to help users track emotions, build habits, and achieve goals through guided prompts and interactive features.

Highlights
  • AI-assisted journaling with adaptive prompts
  • Gamified self-reflection with XP and badges
  • Manual journaling with photo and mood tracking
  • Advanced insights into emotional patterns
  • Goal setting and task management
  • Conversational AI mentor
Read full description

Juno is the AI journal that notices what you don't. You write, or just talk. Juno finds the patterns in your own words: what lifts you, what drains you, what keeps returning. Then it offers one small step you can actually take. Most journals store your thoughts. Juno reads them back to you. WHAT JUNO NOTICES • Patterns across your weeks, like the way your tired entries cluster on Tuesdays • What is quietly working: the habits that show up on your calmest days • Mood shifts connected to sleep, people, and the words you keep using • A monthly review that tells your month back to you as a story, drawn from what you wrote HOW IT FEELS TO USE • Write or speak a quick reflection. Thirty seconds counts. • Check in with your mood in one tap, with twenty moods to choose from • Chat with a companion that remembers what you have already shared, right down to the entry you wrote last Tuesday • No blank page: gentle prompts drawn from your own recent entries • Streaks that forgive. Goals built from your own words, not a template. • Widgets for your home screen, so a moment of reflection is one glance away • Wrote about Sunday on a Monday? Move any entry to the day it belongs to. YOUR WORDS STAY YOURS • Encrypted at rest and in transit • Never used to train any AI model. Not ours, not anyone's. • Delete your account and your data anytime WHY PEOPLE STAY Juno is not about writing perfect entries. It is about understanding yourself a little better each day. Whether you are overwhelmed, ambitious, stuck, or simply curious, Juno gives you a calm place to pause, reflect, and move forward. Journaling has long been linked to lower stress and clearer thinking. Juno makes the habit easy to keep: gentle reminders, prompts that meet you where you are, and a companion that pays attention so you can simply write. Juno is a companion for reflection, not a replacement for therapy or professional care. JUNO PREMIUM (SUBSCRIPTION REQUIRED) Writing new entries and all of the AI features described above (patterns, mood insights, the monthly review, the companion chat, prompts, and goals) require a Juno Premium subscription. Juno Premium is an auto-renewable subscription, billed monthly or yearly. New subscribers can start with a 14-day free trial; after the trial it renews at the price shown in the app unless cancelled at least 24 hours before the trial ends. Payment is charged to your Apple Account. Manage or cancel anytime in your App Store subscription settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Undertone

This app helps individuals in therapy organize and reflect on their sessions. It provides summaries of recorded or uploaded sessions, allows users to save key insights and reminders, and prepares them for future appointments by reviewing past discussions and planned topics. It aims to enhance continuity and retention of therapeutic work between sessions.

Highlights
  • Record or upload session audio
  • Session summaries with key themes
  • Save insights and reminders
  • Organize past sessions
  • Prepare for future appointments
  • Track homework and follow-through
Features
Read full description

Turn therapy sessions into private notes, clear recaps, and meaningful reminders you can revisit between appointments. Undertone is built for people already in therapy. It helps you hold onto what mattered, reflect between sessions, and come back to your next appointment with more continuity. Capture or upload a session, get a clean summary, save what you want to remember, and prepare for what to bring up next time. THERAPY SESSION NOTES  • Record or upload session audio  • Get a clear session summary with key themes, insights, and next steps  • Keep past sessions organized in one place BETWEEN-SESSION REFLECTIONS  • Revisit meaningful Moments from past sessions  • Save thoughts, questions, and topics to bring into therapy  • Keep homework and follow-through items easy to find  • Review what came up without digging through scattered notes PRE-SESSION BRIEFS  • See what you talked about last time  • Review what you planned to work on  • Bring forward important thoughts from the week  • Walk into therapy with more continuity, not a blank slate A CALMER WAY TO STAY CONNECTED TO THERAPY Therapy can move quickly. Important insights, patterns, and next steps are easy to forget once the session ends. Undertone gives you a private space to return to the parts of therapy that matter most, so the work does not disappear between appointments. Undertone is not a therapist, crisis service, or diagnostic tool. It does not provide medical advice or replace professional care. It helps you organize, revisit, and reflect on the care you already receive. Undertone is built using HIPAA-aligned workflows. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://undertone.co/privacy

Screenshots

Juno4 screens
Undertone4 screens

Verdict

The call

The clearest difference is rating: Juno at 5.0 against Undertone's 4.5. Juno also leads on review sentiment (100% vs 75%) and update cadence (every 3 days vs every 5 days). Undertone's advantage is monetization model (ad-supported vs free with in-app purchases) and ratings volume (10 vs 1). On price, ads, in-app purchases 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. Juno sells 10 in-app purchases, starting at $19.99 per month and Undertone sells 6 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Juno holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Undertone has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Juno's written reviews are positive against 75% of Undertone's.

UpkeepUpdate frequency

Juno ships an update every 3 days, Undertone every 5 days. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Juno versus Undertone: the parameters behind the verdict, then further details
ParameterJunoUndertone
PriceFreeFree
Rating5.0 (1 ratings) — better4.5 (10 ratings)
Positive reviews100.0% of reviews — better75.0% of reviews
Number of ratings110 — better
Update frequencyEvery 3 days — betterEvery 5 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhoneiPhone
Requires iOS17.016.4 — better
Further details — not scored
Size356 MB81 MB
Age rating4+17+
DeveloperSHARKTOOTH PTY LTDMosaic Health Analytics Inc.

Customer experience

Juno

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Undertone

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

10 purchases

Juno

Subscriptions10
  • Monthly Plan14 Days trial$19.991 Month
  • Free Trial14 Days trial$19.991 Month
  • Monthly Plan$19.991 Month
Show 7 more
  • Monthly 50 Percent1 Month trial$19.991 Month
  • Monthly 20 Percent1 Month trial$19.991 Month
  • Yearly Plan14 Days trial$119.991 Year
  • Free Trial Yearly14 Days trial$149.991 Year
  • Yearly Plan$149.991 Year
  • Yearly 50 Percent1 Year trial$149.991 Year
  • Yearly 20 Percent1 Year trial$149.991 Year
6 purchases

Undertone

Subscriptions6
  • Check-in - Monthly Subscription$8.991 Month
  • Ongoing - Monthly Subscription$12.991 Month
  • Momentum - Monthly Subscription1 Month trial$19.991 Month
Show 3 more
  • Check-in - Yearly Subscription1 Month trial$69.991 Year
  • Ongoing - Yearly Subscription1 Month trial$99.991 Year
  • Momentum - Yearly Subscription1 Month trial$134.991 Year

Questions

Is Juno free?
Juno is free to download, with in-app purchases available.
Is Undertone free?
Undertone is free to download, with in-app purchases available.
Which has better reviews, Juno or Undertone?
Juno is rated higher. Juno averages 5.0 out of 5 from 1 ratings, while Undertone averages 4.5 from 10 ratings.
Do Juno or Undertone have ads?
Neither Juno nor Undertone shows ads.
Which is updated more often, Juno or Undertone?
Juno ships an update every 3 days, and Undertone every 5 days. Most recently, Juno was updated on October 8, 2026 and Undertone on October 24, 2026.

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