Proton Drive vs ESPic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Proton Drive
Securely store and back up your files and photos with end-to-end encryption. Access your content across devices, share securely with password protection, and enjoy peace of mind with Swiss privacy laws. Offers free storage with upgrade options.
- End-to-end encrypted storage
- Automatic photo and video backup
- Secure link sharing with passwords
- PIN/biometric protection
- Offline file access
- File version history
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Proton Drive provides private and secure storage for your files and photos. With Proton Drive you can protect important documents, automatically back up cherished memories, and access your content across devices. All Proton Drive accounts come with 5 GB of free storage and you can upgrade to up to 1 TB of storage at any time. Trusted by over 100 million users, Proton Drive gives you an end-to-end encrypted vault where only you—and the people you choose—can access your files and photos. Proton Drive features: - Secure storage - Get 5 GB of free encrypted cloud storage with no file size limits. - Share content using secure links with password and expiration settings. - Keep your files and photos safe with PIN or biometric protection. - Access important files and photos even if your device is lost or damaged. Easy to use - Automatically back up photos and videos in their original quality. - Securely organize your cherished memories into albums. - Rename, move, and delete your personal files securely within the app. - Create, edit and collaborate on docs. - View your important files and memories – even when offline. - Restore files with version history. Advanced privacy - Stay private with end-to-end encryption – even Proton can’t view your content. - Secure your metadata, including filenames, sizes, and modification dates. - Protect your content with Swiss privacy laws, the strongest in the world. - Trust in our open-source code that is public and verified by experts. Secure up to 5 GB of free storage for your personal files, photos, and videos with Proton Drive. Stay ahead with our releases and updates by connecting with us! - LinkedIn: https://www.linkedin.com/company/protonprivacy - Instagram: https://www.instagram.com/protonprivacy/ - X/Twitter: https://x.com/ProtonDrive - Reddit: https://www.reddit.com/r/ProtonDrive/ Terms of Service: https://proton.me/legal/terms Privacy Policy: https://proton.me/legal/privacy
ESPic
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ESPicは、ESP32デバイスをiPhone・iPadからリモートで監視・制御できるIoT制御システムです。 【主な機能】 ■ リレー制御 スマホからワンタップでリレーのON/OFFを切り替え。離れた場所の機器を遠隔操作できます。 ■ センサー監視 温度・湿度などのセンサーデータをリアルタイムで確認。履歴グラフで変化を把握できます。測定データの出力も可能。 ■ スケジュール 通常のタイマーはもちろん、日付や曜日指定ができ、自動でリレーを制御。毎日の定型作業を自動化できます。 ■ トリガー センサー値が設定した条件を満たすと、自動でリレーを制御。例えば「温度が30℃を超えたら換気扇ON」といった自動化が可能です。 ■ アラート通知 センサー値が閾値を超えるとプッシュ通知でお知らせ。異常をすぐに検知できます。 ■ デバイス共有 チームメンバーを招待して、1台のデバイスを複数人で管理できます。 ■ CSVエクスポート センサーログ・操作ログ・アラートログをCSVファイルで書き出し。NumbersやExcelで開いて、分析・レポート作成・記録管理にご活用いただけます。 【ご利用に必要なもの】 ・ESP32デバイス(ESPic対応ファームウェア導入済み) ・WiFi環境 【サブスクリプション】 無料プランでも基本機能をご利用いただけます。より多くのデバイス・ピン・センサーを管理したい場合、またはCSVエクスポート機能をご利用いただく場合は、有料プランをご検討ください。 【利用規約・プライバシーポリシー】 利用規約: https://espic.io/terms プライバシーポリシー: https://espic.io/privacy
Screenshots
Verdict
The clearest difference is update cadence: ESPic at every 5 days against Proton Drive's fortnightly. On price, ads, in-app purchases and device support 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
Both are free to download. Proton Drive sells 9 in-app purchases, starting at $0.99 per month and ESPic sells 6 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
Proton Drive ships an update fortnightly, ESPic every 5 days. The most recent releases landed on September 26, 2026 and September 18, 2026 respectively.
| Parameter | Proton Drive | ESPic |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (1.1K ratings) — better | — |
| Positive reviews | 36.9% of reviews | — |
| Number of ratings | 1.1K — better | — |
| Update frequency | Fortnightly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 235 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Proton AG | Satoshi Nishizuka |
Bugs and requests
Proton Drive
Reported bugs
4 issues- Frequent crashes and errors
- Inconsistent file syncing across devices
- Unable to access files uploaded from desktop
- Issues with offline file access
Requested features
4 requests- Automatic photo/video backup
- Ability to edit documents within the app
- Seamless integration with other apps for file sharing
- Linux desktop client
ESPic
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Proton Drive
- Drive Lite 1 month$0.991 Month
- Drive Plus 1 month$4.991 Month
- Drive Plus 1 TB (1 month)$9.991 Month
Show 4 moreShow fewer
- Proton Unlimited 1 month$14.991 Month
- Drive Plus 1 year$47.901 Year
- Drive Plus 1 TB (1 year)$95.991 Year
- Proton Unlimited 1 year$119.001 Year
- Drive Plus$59.99
- Proton Unlimited$149.99
ESPic
- Light$2.991 Month
- Standard$4.991 Month
- Pro$9.991 Month
Show 3 moreShow fewer
- Light Annual$29.991 Year
- Standard Annual$49.991 Year
- Pro Annual$99.991 Year









