Best DeoMail Alternatives in 2026
The top DeoMail alternatives are Proton Mail, Tuta Mail and eclipso Mail Europe: 15 private email services our editors would look at instead of DeoMail, in our ranking order.
DeoMail: A privacy-focused email service with unusually broad automation and API features. Where it falls short: free plan limits sending to 100 outgoing emails per day.
Switching from DeoMail? For most private email services buyers the best DeoMail alternative is Proton Mail, built for most people wanting private email. On a budget, Aster Mail starts at $2.42/mo. Aster Mail offers the most mailbox storage (50 GB).
Why People Look for a DeoMail Alternative
- Free plan limits sending to 100 outgoing emails per day
- Free storage is limited to 500 MB
- Additional resources require separate add-ons rather than standard paid tiers
Quick Picks by What You Need
- Best overallProton Mail9.4
Most people wanting private email
Visit Proton Mail - Lowest priceAster Mail8.4
Paid plans from $2.42/mo
Visit Aster Mail - Best free optionProton Mail9.4
Has a free plan
Visit Proton Mail - Most mailbox storageAster Mail8.4
50 GB
Visit Aster Mail
All 15 DeoMail Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forMost people wanting private email
- Better than DeoMail:
- Editor score 9.4 vs 6.0
A private email service with encryption, migration tools, and a permanent free plan.
9.4/10★★★★★Visit Proton Mail -
Best forUsers prioritizing comprehensive encryption
- Better than DeoMail:
- Editor score 9.2 vs 6.0
A privacy-focused email service with strong encryption and limited third-party integration.
9.2/10★★★★★Visit Tuta Mail -
Best forA full private mail and productivity suite
- Better than DeoMail:
- Editor score 8.6 vs 6.0
A private email and productivity suite with free access and low-cost paid tiers.
- Private calendar
- IMAP support
- Custom domains
8.6/10★★★★☆Visit site -
Best forPower users wanting modern encrypted email
- Better than DeoMail:
- Editor score 8.4 vs 6.0
A privacy-focused email service with strong encryption, broad client support, and flexible paid tiers.
8.4/10★★★★☆Visit Aster Mail -
Best forFamilies and teams wanting private email
- Better than DeoMail:
- Editor score 8.3 vs 6.0
Affordable private email with custom domains, shared addresses, and encrypted storage.
- Custom domains
8.3/10★★★★☆Visit Thelemail -
Best forBudget users needing lots of aliases
- Better than DeoMail:
- Editor score 8.1 vs 6.0
A low-cost private email service with unusually generous alias limits on Premium.
8.1/10★★★★☆Visit Mailo -
Best forUsers wanting encrypted mail plus collaboration
- Better than DeoMail:
- Editor score 8.0 vs 6.0
Encrypted email with calendars, storage, groups, and flexible client connectivity.
8.0/10★★★★☆Visit Mailfence -
Best forPrivacy-focused users wanting burner aliases
- Better than DeoMail:
- Editor score 7.9 vs 6.0
A privacy-focused mailbox with unlimited aliases, encryption, and IMAP/SMTP access.
7.9/10★★★★☆Visit StartMail -
Best forUsers valuing anonymous registration and payment
- Better than DeoMail:
- Editor score 7.8 vs 6.0
A privacy-focused paid mailbox with encryption, aliases, and anonymous payment options.
7.8/10★★★★☆Visit Posteo -
Best forAffordable protocol-compatible private email
- Better than DeoMail:
- Editor score 7.7 vs 6.0
A flexible paid email service for private hosting and familiar mail clients.
7.7/10★★★★☆Visit Runbox -
Best forLow-cost users needing standard mail protocols
- Better than DeoMail:
- Editor score 7.6 vs 6.0
A low-cost private email service with standard protocols, aliases, and optional collaboration tools.
7.6/10★★★★☆Visit mailbox -
Best forUsers wanting large storage and unlimited aliases
- Better than DeoMail:
- Editor score 7.5 vs 6.0
A private mailbox with 25 GB storage, unlimited aliases, and broad client support.
7.5/10★★★★☆Visit Soverin -
Best forUsers wanting private email plus groupware
- Better than DeoMail:
- Editor score 7.4 vs 6.0
Kolab Now combines private email, PGP encryption and groupware without a free plan.
7.4/10★★★★☆Visit Kolab Now -
Best forUsers wanting newer high-assurance encryption
- Better than DeoMail:
- Editor score 7.3 vs 6.0
A privacy-focused email service with strong encryption and practical paid-tier upgrades.
- Custom domains
7.3/10★★★★☆Visit Secria Mail -
Best forDevelopers needing private mail with an API
- Better than DeoMail:
- Editor score 7.2 vs 6.0
A private mailbox with developer tooling, standard protocols, and a free entry plan.
- IMAP support
- Custom domains
7.2/10★★★★☆Visit VibeMail
DeoMail Alternatives: Common Questions
What is the best alternative to DeoMail?
Proton Mail: #1 in our Private Email Services ranking, with an editor score of 9.4 out of 10. A private email service with encryption, migration tools, and a permanent free plan.
Is there a free alternative to DeoMail?
Yes. Proton Mail, Tuta Mail, eclipso Mail Europe, Aster Mail and Thelemail have a free plan or a free tier (9 of the 15 alternatives on this page).
What is the cheapest paid alternative to DeoMail?
Of the alternatives here that publish a price, Aster Mail starts lowest, at $2.42/mo.
Why do people look for DeoMail alternatives?
Free plan limits sending to 100 outgoing emails per day; Free storage is limited to 500 MB; Additional resources require separate add-ons rather than standard paid tiers.
Which DeoMail alternative has the most mailbox storage?
Aster Mail, with 50 GB.
How do I switch from DeoMail?
Export your data from DeoMail (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel DeoMail.
How to Switch from DeoMail
- Export your data from DeoMail (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel DeoMail.
DeoMail vs Each Alternative
| # | Tool | Free plan | Paid from | Mailbox storage | Email aliases | Score |
|---|---|---|---|---|---|---|
| 25 | DeoMail | Yes | 6.0 | |||
| 1 | Proton Mail | Yes | $3.99/user/mo | 15 GB | 10 aliases | 9.4 |
| 2 | Tuta Mail | Yes | €3/user/mo | 20 GB | 15 aliases | 9.2 |
| 3 | eclipso Mail Europe | Yes | €1.49/mo | 10 GB | 10 aliases | 8.6 |
| 4 | Aster Mail | Yes | $2.42/mo | 50 GB | 15 aliases | 8.4 |
| 5 | Thelemail | Yes | €24/user/yr | 8.3 | ||
| 6 | Mailo | Yes | €1.50/user/mo | 20 GB | 100 aliases | 8.1 |
| 7 | Mailfence | Yes | €2.50/mo | 5 GB | 10 aliases | 8.0 |
| 8 | StartMail | No | $59.88/user/yr | 20 GB | 7.9 | |
| 9 | Posteo | No | €1/user/mo | 2 GB | 20 aliases | 7.8 |
| 10 | Runbox | No | €1.66/user/mo | 2 GB | 100 aliases | 7.7 |
| 11 | mailbox | No | €1/user/mo | 2 GB | 3 aliases | 7.6 |
| 12 | Soverin | No | €3.25/user/mo | 25 GB | 7.5 | |
| 13 | Kolab Now | No | 5 CHF/user/mo | 5 GB | 7.4 | |
| 14 | Secria Mail | Yes | $4.99/user/mo | 7.3 | ||
| 15 | VibeMail | Yes | $2.99/mo | 10 GB | 7.2 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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