Comparison

Undertone vs Certainty

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

Head to head
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

About

Certainty

Read full description

Certainty is a personalized wellness experience designed to meet you where you are through guided prayers, affirmations, meditations, journaling, vision boards, breathwork, immersive soundscapes, and calming visual experiences. Whether you’re navigating stress, uncertainty, emotional overwhelm, grief, relationship challenges, burnout, anxious moments, caregiver fatigue, healing, or simply seeking moments of peace and clarity, Certainty provides calming daily rituals designed to help you reconnect with yourself. Explore experiences for gratitude, resilience, sleep, emotional healing, grounding, love, clarity, growth, and difficult life seasons — all thoughtfully designed to create moments of calm, reflection, renewal, and emotional alignment throughout your day. With immersive audio, soothing visuals, guided reflection, and emotionally adaptive wellness experiences, Certainty helps transform everyday moments into intentional rituals for inner peace, focus, and clarity. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://certaintyjourney.com/privacy-policy

Screenshots

Undertone4 screens
Certainty4 screens

Verdict

The call

The clearest difference is iOS requirement: Certainty at 14.0 against Undertone's 16.4. 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. Undertone sells 6 in-app purchases, starting at $8.99 per month and Certainty sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
Undertone versus Certainty: the parameters behind the verdict, then further details
ParameterUndertoneCertainty
PriceFreeFree
Rating4.4 (8 ratings) — better—
Positive reviews75.0% of reviews—
Number of ratings8 — better—
Update frequencyEvery 5 days—
AdsNoNo
In-app purchasesYesYes
MonetizationAd-supported—
DevicesiPhoneiPhone, iPod — better
Requires iOS16.414.0 — better
Further details — not scored
Size81 MB77 MB
Age rating17+4+
DeveloperMosaic Health Analytics Inc.The Ables Inc.

In-app purchases

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
2 purchases

Certainty

Subscriptions2
  • Certainty Premium$12.991 Month
  • Certainty Premium$69.991 Year

Questions

Is Undertone free?
Undertone is free to download, with in-app purchases available.
Is Certainty free?
Certainty is free to download, with in-app purchases available.
Do Undertone or Certainty have ads?
Neither Undertone nor Certainty shows ads.

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