Comparison

CosmoChat vs Emma Email

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

Head to head
About

CosmoChat

Features
Read full description

Create Stunning Content in Seconds with Our AI-Powered App! Transform your content creation process with our innovative AI app, designed to generate high-quality, plagiarism-free content effortlessly. Whether you need articles, social media posts, product descriptions, or even code explanations—our app has it all. How It Works: Select Use-Case: Choose from a vast library of content templates that cater to all your needs. Input Your Context: Provide relevant information, and let our AI craft the perfect content tailored to your specifications. Generate Results: Get high-quality, ready-to-use content in seconds! With our app, you can generate: Articles Social media posts (Facebook, Instagram, YouTube) Email messages Product descriptions Blog ideas and outlines And much more! Why waste time writing when our app can do it for you? Try it today and unlock your creative potential with AI—fast, simple, and efficient.

About

Emma Email

A minimalist email client focused on speed and simplicity to help users achieve inbox zero. It offers a clean interface and thoughtful defaults to reduce clutter and boost productivity. Currently supports multiple Gmail accounts on iPhone.

Highlights
  • Minimalist design
  • Inbox zero focus
  • Fast and speed-optimized
  • Reduces clutter
  • Supports multiple Gmail accounts
  • Clean interface
Features
Read full description

Emma is a Newton-inspired email client for iPhones. Your inbox has a bottom. Fewer features and less spam get you there. WORKS WITH GMAIL AND OUTLOOK (ICLOUD COMING) As many accounts as you need. ONE-TAP UNSUBSCRIBE Tap once and tomorrow's inbox is lighter. READ RECEIPTS Know when your emails are read. TEXTED 2FA CODES Emailed two-factor codes are sent to you via text message for easy prefill. SET ASIDE Emma has a single non-inbox folder for emails that aren't actionable today. TRUE DARK MODE Dark themed app, dark themed emails. PRIVACY Emma does not persist your emails. Full stop. NOT INCLUDED AI, calendar, chat, snooze, templates. Emma is devoted to the closure found at the bottom of your inbox. She never sends you email. Not even a welcome email.

Screenshots

CosmoChat4 screens
Emma Email4 screens

Verdict

The call

The clearest difference is device support: CosmoChat at 3 against Emma Email's 1. CosmoChat also leads on iOS requirement (13.0 vs 16.4). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CosmoChat ships an update every 4 days, Emma Email weekly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
CosmoChat versus Emma Email: the parameters behind the verdict, then further details
ParameterCosmoChatEmma Email
PriceFreeFree
Rating—4.7 (12 ratings) — better
Positive reviews—62.5% of reviews
Number of ratings—12 — better
Update frequencyEvery 4 days — betterWeekly
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.4
Further details — not scored
Size65 MB60 MB
Age rating17+4+
DeveloperSardar KhanCastle Labs LLC

In-app purchases

None

CosmoChat

No in-app purchases

None

Emma Email

No in-app purchases

Questions

Is CosmoChat free?
CosmoChat is free to download, with no in-app purchases.
Is Emma Email free?
Emma Email is free to download, with no in-app purchases.
Do CosmoChat or Emma Email have ads?
Neither CosmoChat nor Emma Email shows ads.
Which is updated more often, CosmoChat or Emma Email?
CosmoChat ships an update every 4 days, and Emma Email weekly. Most recently, CosmoChat was updated on November 4, 2026 and Emma Email on November 5, 2026.

Other comparisons