Comparison

Mercury Messaging vs CalmDown‑Anger Pause Helper

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

Head to head
About

Mercury Messaging

Features
Read full description

Mercury is a standalone Telegram client designed specifically for Apple Watch. Stay connected wherever you are and manage your chats directly from your wrist, no iPhone required. Mercury delivers a truly native watchOS experience, it’s also completely open-source, offering full transparency and a privacy-first approach you can trust. Whether you’re training, traveling, or simply away from your phone, Mercury keeps you connected at a glance. What you can do with Mercury - Read and reply to Telegram messages instantly - View different types of media (like photos and stickers) - Listen to audio messages directly on your watch - Easily access chats organized in folders Effortless messaging - Type with the keyboard or dictation - Record and send voice messages with a refined, custom interface - Send stickers and add reactions with ease Simple, secure login - Scan the QR code with your phone - Alternatively login by typing your phone number. Mercury is an independent, open-source project built on the official Telegram API and is not affiliated with Telegram LLC.

About

CalmDown‑Anger Pause Helper

This app offers a private space to pause and manage strong emotions. It provides guided breathing exercises, creative outlets for emotional release, and tools for journaling and saving personal memories. Features include photo albums for pets and parenting, custom messages, and home screen widgets for quick access.

Highlights
  • Guided breathing exercises
  • Emotional release activities
  • Memory albums for parenting and pets
  • Mood journaling
  • Customizable healing messages
  • Home screen widgets
  • Private iCloud sync
Features
Read full description

When emotions run high, you do not have to respond right away. CalmDown gives you a gentle, private place to pause, care for yourself, and decide what to do next. KEY FEATURES • Calm Down: Follow a guided 4-7-8 breathing rhythm. • Let It Out: Release emotions through safe, on-screen interactions. • Memory Albums: Keep separate Parenting and Pet memories with support for photos and Live Photos. • Mood Journal: Record the source, feeling, and intensity of each moment. • Custom Healing Messages: Save reminders written in your own words. • Share Cards: Turn memories and messages into images you can save or share. • Home Screen Widgets: Quickly open Calm Down or Let It Out. • Private iCloud Sync: Sync memories, messages, journal entries, and preferences across devices using the same Apple Account. • Global Simplified Chinese and English switching. • Light, Dark, and System appearance modes. • Designed for iPhone and iPad. FREE VERSION • Unlimited Calm Down sessions and mood entries. • Up to 15 photos in each Parenting and Pet album. • Two Let It Out sessions per day. • Up to 20 custom healing messages. • iCloud sync, widgets, appearance, and language settings are available to everyone. CALMDOWN PRO LIFETIME • Unlimited Let It Out sessions. • Unlimited Parenting and Pet album photos. • Unlimited custom healing messages. • Eleven exclusive Pro app icons. • One purchase, lifetime access. No subscription or automatic renewal. PRIVACY No developer account is required. CalmDown contains no advertising, third-party analytics, or cross-app tracking. Content stays on your device by default. When iCloud sync is enabled, selected content is stored in the private CloudKit database of your Apple Account. CalmDown supports everyday emotional self-care. It does not provide medical diagnosis, treatment, or emergency assistance.

Screenshots

CalmDown‑Anger Pause Helper4 screens

Verdict

The call

The clearest difference is in-app purchases: Mercury Messaging at none against CalmDown‑Anger Pause Helper's 1. Mercury Messaging also leads on iOS requirement (15.6 vs 17.0). On price, 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. CalmDown‑Anger Pause Helper sells 1 one-off in-app purchase. Mercury Messaging asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Mercury Messaging versus CalmDown‑Anger Pause Helper: the parameters behind the verdict, then further details
ParameterMercury MessagingCalmDown‑Anger Pause Helper
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequency—Weekly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPod, Apple WatchiPhone, iPad, Apple Watch
Requires iOS15.6 — better17.0
Further details — not scored
Size84 MB201 MB
Age rating17+4+
DeveloperAlessandro Alberti凯 马

In-app purchases

None

Mercury Messaging

No in-app purchases

1 purchases

CalmDown‑Anger Pause Helper

One-time1
  • CalmDown Pro Lifetime$1.99

Questions

Is Mercury Messaging free?
Mercury Messaging is free to download, with no in-app purchases.
Is CalmDown‑Anger Pause Helper free?
CalmDown‑Anger Pause Helper is free to download, with in-app purchases available.
Do Mercury Messaging or CalmDown‑Anger Pause Helper have ads?
Neither Mercury Messaging nor CalmDown‑Anger Pause Helper shows ads.

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