Comparison

Polymail vs Streams

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

Head to head
About

Polymail

This app acts as an email command center for professionals, offering features like real-time open tracking, scheduled sends, and message snoozing. It helps users manage their inbox efficiently for sales, fundraising, and deal-making.

Highlights
  • Real-time open tracking
  • Scheduled email sends
  • Snooze messages
  • Swipe actions for organization
  • Contact data and social context
  • Templates and reminders
  • Attachment and click tracking
Features
Read full description

The most important lever in your GTM stack is still your inbox. Polymail is the email command center trusted by founders, operators, and dealmakers for GTM execution, follow-up, and live engagement intel. - Track opens in real-time, per recipient - Schedule sends for perfect timing - Snooze messages to read later - Organize faster with swipe actions and tags - Surface rich contact data and social context - Save time with templates and reminders - Stay in flow across desktop, mobile, and web - Works with Gmail, Outlook, and more Whether you're raising a round, closing a pilot, or keeping your dealflow warm—Polymail gives you leverage where it matters most: the inbox. Join 10,000+ users who use Polymail to move faster, follow up smarter, and close more deals. - Unlimited email tracking - know exactly when and by whom your messages are read. - Snooze emails to be read later, when you need them. - Schedule emails to automatically be sent later - whenever you want. - Calendar integration makes it easy to schedule meetings over email. - Detailed contact profiles give you everything you need to know about who you're emailing. - One-tap unsubscribe removes unwanted spam in an instant. - Attachment and Click tracking - get notified when your recipients download your attachments or click on your links. - Activity Feed - see all your message tracking activity in a real time feed! - Quickly organize your inbox with customizable swipe actions. - Push notifications and background mail syncing keep your inbox always up to date. - Unified inbox and search across all your accounts. "Polymail is the first mail app I genuinely love" - Matthew Hussey, Editor-in-Chief of The Next Web

About

Streams

This app consolidates team communication, decisions, and follow-ups into a single organized space. It streamlines discussions, preventing ideas and details from getting lost. Features include focused groups, ad-hoc discussions, threaded conversations, and task management.

Highlights
  • Focused team groups
  • Ad-hoc discussion groups
  • Threaded conversations
  • Private comments
  • Tasks, Notes, Events, Messages
Read full description

Work moves quickly. Your team should too. Streams brings conversations, decisions, and follow-ups together in one organized space. Now your ideas won’t get lost, details won’t get buried, and people won’t get left out. Instead of juggling scattered chats, long email threads, and endless tools, Streams gives your team a single hub where discussions stay structured, context stays intact, and everyone stays in sync. With Streams, you can: - Rally your team in focused, purpose-built groups. - Kick off discussions instantly with ad-hoc groups. - Keep chats sharp with tidy, thread-first conversations (plus private comments). - Loop in the right people across your organization. - Drive action with Tasks, Notes, Events, Messages, and more all in one place.

Screenshots

Polymail4 screens

Verdict

The call

Polymail and Streams both sit at 3.9 stars, but that hides the real split: 63% of Polymail's written reviews are positive against 17% of Streams's. Polymail also leads on update cadence (fortnightly vs every 2 months) and ratings volume (86 vs 13). Streams's advantage is monetization model (free vs free with in-app purchases). On price, rating, 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.9 for Polymail against 3.8 for Streams. That said, the two scores are not equally well evidenced: Polymail has 86 ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 63% of Polymail's written reviews are positive against 17% of Streams's.

UpkeepUpdate frequency

Polymail ships an update fortnightly, Streams every 2 months. The most recent releases landed on November 6, 2026 and November 2, 2026 respectively.

Scorecard5 real differences · 5 level
Polymail versus Streams: the parameters behind the verdict, then further details
ParameterPolymailStreams
PriceFreeFree
Rating3.9 (86 ratings) — better3.8 (13 ratings)
Positive reviews62.9% of reviews — better16.7% of reviews
Number of ratings86 — better13
Update frequencyFortnightly — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better18.6
Further details — not scored
Size40 MB123 MB
Age rating4+4+
DeveloperPolymail, Inc.Zoho Corporation

Customer experience

Polymail

All ratings86 ratings
Positive70.9%
Neutral2.3%
Negative26.7%
Written reviews859 reviews
Positive62.9%
Neutral10.4%
Negative26.8%

Streams

All ratings13 ratings
Positive69.2%
Neutral7.7%
Negative23.1%
Written reviews6 reviews
Positive16.7%
Neutral50.0%
Negative33.3%

Bugs and requests

Polymail

Reported bugs

4 issues
  • Frequent app crashes and freezes
  • Unread email count not syncing properly
  • Deleted emails reappearing in inbox
  • Issues with email attachments and formatting

Requested features

4 requests
  • Customizable email templates
  • Advanced email organization tools (e.g. flags, categories)
  • Support for more email providers (IMAP, Exchange, etc.)
  • Improved mobile app stability and performance

Streams

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Polymail

No in-app purchases

None

Streams

No in-app purchases

Questions

Is Polymail free?
Polymail is free to download, with no in-app purchases.
Is Streams free?
Streams is free to download, with no in-app purchases.
Which has better reviews, Polymail or Streams?
Polymail is rated higher. Polymail averages 3.9 out of 5 from 86 ratings, while Streams averages 3.8 from 13 ratings.
Do Polymail or Streams have ads?
Neither Polymail nor Streams shows ads.
Which is updated more often, Polymail or Streams?
Polymail ships an update fortnightly, and Streams every 2 months. Most recently, Polymail was updated on November 6, 2026 and Streams on November 2, 2026.

Other comparisons