Comparison

Nostrmo vs PaperPhonePlus

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

Head to head
About

Nostrmo

This open-source client allows you to control your social media account using a Nostr key. It offers a decentralized approach, requiring no personal phone number or other sensitive information for account management.

Highlights
  • Open-source protocol
  • Nostr key account control
  • No personal information required
  • Decentralized social networking
  • Cross-device support
Features
Read full description

A nostr client with the open source protocols. Control you account with a nostr key and without any phone or other infomations.

About

PaperPhonePlus

A private messaging app offering end-to-end encryption with quantum-resistant technology. Share messages, media, and moments with enhanced privacy controls and self-hosted server options.

Highlights
  • End-to-end quantum-resistant encryption
  • Rich media sharing (text, photos, video, voice)
  • Group voice and video calls
  • Moments and Timeline for sharing
  • Auto-delete messages
  • Self-hosted server option
  • Two-Factor Authentication
Features
Read full description

PaperPhone Plus — Secure, Private Messaging PaperPhone Plus is a privacy-first instant messaging app built with cutting-edge end-to-end encryption. Every private conversation is protected by hybrid quantum-safe cryptography, ensuring your messages remain confidential — today and in the future. SECURE MESSAGING • End-to-end encrypted private chats using X25519 + Kyber KEM hybrid encryption • Double Ratchet protocol with forward secrecy — each message uses a unique key • Quantum-resistant encryption protects against future threats • Encryption keys are generated and stored only on your device — never on our servers • Verify encryption security with Safety Numbers RICH COMMUNICATION • Send text, photos, videos, voice messages, files, and stickers • Real-time voice and video calls with crystal-clear quality • Group voice and video calls — stay connected with your team • Group chats for family, friends, and communities • Typing indicators and read receipts for private conversations • Built-in emoji keyboard and sticker packs MOMENTS & TIMELINE • Share photos, videos, and thoughts with friends through Moments • Control who sees your posts with granular visibility settings (public, selected friends only, or exclude specific contacts) • Browse and interact with the community Timeline • Post anonymously on the Timeline for open discussions • Like and comment on posts from friends and the community PRIVACY YOU CAN TRUST • No phone number or email required to sign up — just pick a username • Auto-delete messages with configurable timers (1 day to 30 days) • Privacy controls for Moments — hide specific friends' posts or hide yours from them • Two-Factor Authentication (2FA) with TOTP for account security • Session management — view and revoke active devices at any time • Delete your account and all associated data permanently whenever you choose CONTENT SAFETY • Community guidelines and Terms of Use establish clear standards for appropriate behavior • Report objectionable content directly from any post, comment, or message • Block abusive users instantly — blocked users' content is removed from your feed immediately • All reports are reviewed and acted upon within 24 hours STAY CONNECTED • Push notifications powered by Apple Push Notification service (APNs) keep you informed • QR code scanning to quickly add friends or join groups • Friend tags to organize your contacts into custom groups • Remark names for contacts — set personalized display names • Group management with invite links, member roles, and group notices SELF-HOSTED & OPEN • Connect to any compatible server — you choose where your data lives • Proxy support (HTTP, HTTPS, SOCKS5) for flexible network configurations • Open-source architecture that puts you in control DESIGNED FOR YOU • Beautiful, modern interface with Dark Mode support • Available in 8 languages: English, 中文, 日本語, 한국어, Français, Deutsch, Русский, Español • Key fingerprint verification for maximum security assurance • Lightweight and fast — optimized for a smooth experience on iPhone and iPad Your privacy is not a feature — it's our foundation. PaperPhone Plus gives you the freedom to communicate securely without compromising on the rich messaging experience you expect. Privacy Policy: Available within the app Terms of Use: Available within the app

Screenshots

Nostrmo4 screens
PaperPhonePlus4 screens

Verdict

The call

The clearest difference is rating: PaperPhonePlus at 5.0 against Nostrmo's 4.5. PaperPhonePlus also leads on in-app purchases (none vs 4) and update cadence (every 2 days vs every 5 weeks). Nostrmo's advantage is ratings volume (4 vs 1) and device support (4 vs 2). On price, review sentiment, ads and iOS requirement 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. Nostrmo sells 4 one-off in-app purchases. PaperPhonePlus asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

PaperPhonePlus holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Nostrmo ships an update every 5 weeks, PaperPhonePlus every 2 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard6 real differences · 4 level
Nostrmo versus PaperPhonePlus: the parameters behind the verdict, then further details
ParameterNostrmoPaperPhonePlus
PriceFreeFree
Rating4.5 (4 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings4 — better1
Update frequencyEvery 5 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS15.5 — better16.0
Further details — not scored
Size110 MB7 MB
Age rating17+17+
Developer荣庄 杨易捷 刘

Customer experience

Nostrmo

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

PaperPhonePlus

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

4 purchases

Nostrmo

One-time4
  • Buy me a coffee$2.99
  • Buy me two coffee$5.99
  • Buy me five coffee$14.99
Show 1 more
  • Buy me ten coffee$29.99
None

PaperPhonePlus

No in-app purchases

Questions

Is Nostrmo free?
Nostrmo is free to download, with in-app purchases available.
Is PaperPhonePlus free?
PaperPhonePlus is free to download, with no in-app purchases.
Which has better reviews, Nostrmo or PaperPhonePlus?
PaperPhonePlus is rated higher. Nostrmo averages 4.5 out of 5 from 4 ratings, while PaperPhonePlus averages 5.0 from 1 ratings.
Do Nostrmo or PaperPhonePlus have ads?
Neither Nostrmo nor PaperPhonePlus shows ads.
Which is updated more often, Nostrmo or PaperPhonePlus?
Nostrmo ships an update every 5 weeks, and PaperPhonePlus every 2 days. Most recently, Nostrmo was updated on November 3, 2026 and PaperPhonePlus on November 5, 2026.

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