MP3 Converter vs BackupFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MP3 Converter
This app is a comprehensive audio editing tool that allows for easy conversion between various audio formats, extraction of audio from videos, and precise trimming of music for ringtones. It offers batch processing and speed adjustment for efficient audio manipulation.
- Convert between 18 audio formats
- Extract audio from videos
- Millisecond-accurate audio trimming
- Batch audio processing
- Adjust export playback speed
- Import from multiple sources
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Your all‑in‑one audio toolbox Effortlessly handle audio conversion, video‑to‑audio extraction, and ringtone creation. Whether it’s MP4 to MP3 or trimming music, enjoy a clean, efficient workflow. Core features at a glance: Format Conversion (Core): Convert freely across 18 popular formats, including MP3, M4A, WAV, and FLAC—no limits. Video Extraction: Pull audio from videos and quickly turn MP4 into MP3 or other formats. Audio Trimming: Millisecond‑accurate cuts; drag to select segments and create custom ringtones or music clips. Batch Processing: Batch import, convert, and export to supercharge efficiency. Speed Export: Adjust playback speed from 0.5x to 2x on export. Multiple Import Sources: Import from Photos, Files, iCloud Drive, and more. Why choose us? Radical simplicity, built for efficiency 100% on‑device processing for privacy and speed Easy library management with “Recent Works” for quick re‑edit and share We’re committed to being your most reliable audio assistant, with continuous updates and powerful new features. Privacy Policy: https://imailu.notion.site/audio-converter-privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
BackupFlow
Automate backups of your iPhone photos, videos, and files directly to your own NAS or personal cloud server. This privacy-focused utility supports SFTP, WebDAV, and FTP, offering smart syncing and secure storage without recurring subscriptions.
- Automated backups to NAS/personal cloud
- Supports SFTP, WebDAV, FTP/FTPS
- Quick server presets for popular NAS
- Automatic year/month photo folder sorting
- Preserves original file formats (HEIC, ProRAW)
- Smart incremental sync with verification
- Background automation with Wi-Fi/charging limits
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Tired of recurring cloud storage subscriptions? Back up your iPhone photos, videos, and files directly to your own NAS, home server, or personal cloud. BackupFlow is a privacy-first, automated backup utility built for SFTP (SSH), WebDAV (HTTPS), and FTP/FTPS servers. KEY FEATURES • Quick Server Presets: One-tap templates for Synology NAS (SFTP & WebDAV), Nextcloud, ownCloud, TrueNAS, and QNAP. • Year/Month Photo Folders: Keep your archive tidy on your NAS by automatically sorting photos and videos into YYYY/MM (e.g. 2026/10) or YYYY-MM subfolders. • Preserve Original Formats: Upload original HEIC, ProRAW, and MOV camera files without recompression. • Smart Incremental Sync & SHA-256 Verification: Only new or modified files are uploaded. Optional SHA-256 hashing ensures bit-perfect transfers. • Safe Dry-Run Preview: Preview the exact list of files to be uploaded or cleaned up before running a live backup. • Intelligent Background Automation: Schedule daily, weekly, or monthly backups limited to Wi-Fi, charging state, battery threshold, or quiet hours. • Local-First Security: Credentials and SSH keys are stored strictly in the iOS Keychain with TOFU host-key and TLS certificate pinning. Zero third-party servers or analytics. • One-Time Purchase: No subscriptions, no ads, no task limits.
Screenshots
Verdict
The clearest difference is price: MP3 Converter at Free against BackupFlow's $0.99. BackupFlow's advantage is in-app purchases (none vs 3) and chart position (#187 vs unranked). On rating, ratings volume, update cadence and ads 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
MP3 Converter is free to download; BackupFlow costs $0.99 up front. MP3 Converter sells 3 in-app purchases, starting at $0.99 per month. BackupFlow asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for MP3 Converter against 5.0 for BackupFlow. Both are backed by a comparable volume of ratings — 2 and 2 respectively.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | MP3 Converter | BackupFlow |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (2 ratings) | 5.0 (2 ratings) |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | 2 | 2 |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Best chart rank | — | #187 — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17 — better | 18.6 |
| Further details — not scored | ||
| Size | 47 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | 应芳 卢 | Tamer Savasci |
Customer experience
MP3 Converter
BackupFlow
In-app purchases
MP3 Converter
- Monthly$0.991 Month
- Annual$2.991 Year
- Lifetime$9.99
BackupFlow
No in-app purchases









