Backblaze vs Polyreader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Backblaze
Access and manage your cloud-backed-up files directly from your iOS device. Download, preview, and share files securely, with support for Face ID login. Keep your important data readily available wherever you go.
- Access backed-up files
- Manage cloud storage
- Face ID login
- Search and download files
- Image thumbnail previews
- Share files
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Backblaze Mobile for iOS is a free app to view, download, and share files you have backed up to your Backblaze Personal Backup account. Easily access your files from devices running iOS 15+. Features: * Access files backed up to Backblaze Personal Backup * Manage buckets and files in Backblaze B2 Cloud Storage * Face ID access supported for login * Search for specific files and download to your iOS device * Thumbnail preview of downloaded image files * Share files via text, email, etc About Backblaze: * Founded in 2007 * 2.2+ Exabytes of customer data under storage * Recommended by About.com, The Verge, Lifehacker, re/code, Macworld... and hundreds of thousands of customers across over 175 countries "You will sleep so much better knowing you have Backblaze." - John Gruber "I've used other online backup, Backblaze is my favorite." - Marco Arment "I like and can recommend Backblaze." - Walt Mossberg
Polyreader
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The official app and Safari extension for Polyreader, the send-to-Kindle service. Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Screenshots
Verdict
The clearest difference is in-app purchases: Backblaze at none against Polyreader's 1. Backblaze also leads on iOS requirement (15.0 vs 17.6). Polyreader's advantage is update cadence (monthly vs every 2 months). On price, ads 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. Polyreader sells 1 in-app purchase, starting at $1.99 per month. Backblaze asks for nothing beyond the download.
Backblaze ships an update every 2 months, Polyreader monthly. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.
| Parameter | Backblaze | Polyreader |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (38 ratings) — better | — |
| Positive reviews | 34.6% of reviews | — |
| Number of ratings | 38 — better | — |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 13 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Backblaze | Naftali Beder |
Bugs and requests
Backblaze
Reported bugs
3 issues- App crashes on launch or login
- Inconsistent performance and connectivity
- Unreliable file downloads and restoration
Requested features
4 requests- Thumbnails and previews for media files
- Ability to manage backups and buckets
- Improved search and sorting options
- Sync and upload capabilities from mobile
Polyreader
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Backblaze
No in-app purchases
Polyreader
- Premium$1.991 Month
