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SaaSTweaks Benchmark · 2026

Best Email

Our top email pick for 2026 is Proton with a SaaSTweaks Score of 83/100 (Strong Buy). Proton offers a compelling, high-value privacy bundle with verified discounts and strong capabilities, though some commitment is required for the best pricing.

How we score → six pillars, no pay-to-rank
# Tool Score From The deal
1 Proton 83 Custom Free forever plan + ~40% off Unlimited on 2-year billing
2 Trekmail 72 Custom Forever-free plan + up to 30% off annual
3 Streak 67 Custom Free trial available
4 Google Workspace 64 Custom 15% Discount
5 Google Services 64 Custom Verified deal
6 Mailchimp 59 Custom Verified deal
7 SaneBox 51 Custom Verified deal
#1 83/100 Strong Buy
Proton logo

Proton

The privacy-first productivity suite — encrypted Mail, VPN, Drive, Pass, Calendar and Docs from a Swiss non-profit foundation, all in one Unlimited plan.

Proton offers a compelling, high-value privacy bundle with verified discounts and strong capabilities, though some commitment is required for the best pricing.

Value for Money 9.0Capability 9.0Deal Strength 8.0
Free forever plan + ~40% off Unlimited on 2-year billing · from Custom Get Proton deal →
#2 72/100 Solid — with caveats
Trekmail logo

Trekmail

Multi-domain business email hosting that prices by domain, not per user — manage up to 1,000 domains in one dashboard, with a forever-free Nano plan to start.

Trekmail offers a strong domain-based pricing model with a verified free tier and discount, delivering high value for multi-domain email management.

Deal Strength 8.0Value for Money 8.0Capability 8.0
Forever-free plan + up to 30% off annual · from Custom Get Trekmail deal →
#3 67/100 Solid — with caveats
Streak logo

Streak

The CRM that lives inside Gmail — turn your inbox into a pipeline without switching tabs.

Streak delivers exceptional time-to-value and strong capability for Gmail-centric teams, backed by a reputable free tier and HubSpot's infrastructure, though its deal strength is limited to a trial.

Time to Value 9.0Value for Money 8.0Capability 8.0
Free trial available · from Custom Get Streak deal →
#4 64/100 Solid — with caveats
Google Workspace logo

Google Workspace

Email, docs, video, and collaboration in one deeply integrated suite

A solid, broadly capable suite with a modest verified discount, though storage limits and annual billing are typical constraints.

Capability 8.0Time to Value 8.0Trust & Reliability 8.0
15% Discount · from Custom Get Google Workspace deal →
#5 64/100 Solid — with caveats
Google Services logo

Google Services

Google Workspace gives teams Gmail, Drive, Docs, Meet and Calendar in one admin-controlled subscription — starts at $6/user/mo.

A modest but verified recurring discount on the comprehensive and reliable Google Workspace platform, offering solid value for teams already committed to the Google ecosystem.

Capability 8.0Time to Value 8.0Trust & Reliability 8.0
Verified deal · from Custom Get Google Services deal →
#6 59/100 Situational
Mailchimp logo

Mailchimp

Email marketing and automation platform for small businesses offering campaign creation, audience segmentation, A/B testing, and e-commerce integrations.

A capable, trusted platform for small business marketing, but its affiliate-only deal and contact-based pricing limit standout value.

Capability 8.0Time to Value 8.0Trust & Reliability 8.0
Verified deal · from Custom Get Mailchimp deal →
#7 51/100 Situational
SaneBox logo

SaneBox

AI-powered email triage that filters and folders the noise without changing your email client.

A capable email triage service with a typical pricing structure, but its deal is limited to a trial with no verified discount.

Capability 8.0Value for Money 5.0Time to Value 5.0
Verified deal · from Custom Get SaneBox deal →

How we scored these email tools

Every tool earns a SaaSTweaks Score from 0–100, weighted across six pillars: deal strength (25%), value for money (20%), capability (20%), time to value (15%), trust & reliability (12%), and flexibility & exit (8%). Each pillar is backed by evidence and scored against a published rubric. The ranking above is strictly by total score — we never re-order for commission. Read the full methodology →

Email ranking — FAQ

What is the best email software in 2026?

Proton ranks #1 with a SaaSTweaks Score of 83/100 (Strong Buy). Proton offers a compelling, high-value privacy bundle with verified discounts and strong capabilities, though some commitment is required for the best pricing. We rank every tool on six weighted pillars — deal strength, value, capability, time-to-value, trust, and flexibility.

How does SaaSTweaks rank email tools?

Each tool is scored 0–100 across six pillars (deal strength 25%, value for money 20%, capability 20%, time to value 15%, trust & reliability 12%, flexibility & exit 8%). The ranking is strictly by total score — we never re-order for commission. See /how-we-score.

What is the cheapest email tool here?

Effective prices are shown for each tool in the table below; the lowest paid monthly tier (after any verified deal) determines the entry price. Several tools also offer free plans or credits.