Keywave. vs universal file convertor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Keywave.
Securely encrypt and decrypt messages directly on your device. Manage your PGP keys locally without any server interaction or data tracking. Offers robust key generation and import/export options with a clean interface.
- Encrypt and decrypt messages
- Generate RSA keypairs
- Manage unlimited keys
- Import/export keys
- Native SwiftUI interface
- 100% local processing
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PGP encryption for people who value their privacy. Everything runs on your device. No servers, no tracking, no compromises. Keywave is a native iOS app for PGP encryption and decryption. Encrypt messages before sending them. Decrypt messages you receive. Manage your keys. That's it. Everything runs locally using Protonmail's open-source gopenpgp library. Your keys never leave your phone. Features: • Encrypt & decrypt messages with a tap • Generate 2048, 3072, or 4096-bit RSA keypairs • Store unlimited keys with search and filtering • Import from files, clipboard, or share extension • Export as ASCII Armored or Binary • Native SwiftUI interface with dark mode Why Keywave: • 100% local — no servers, no cloud, no network requests • Zero data collection — no analytics, no tracking • Built on Protonmail's battle-tested gopenpgp library • Keys stored securely in iOS Keychain • Compatible with GPG and other PGP tools Free. No ads. Works offline. Requires iOS 17.5+. New features coming in the next version: This will include a keyboard extension, and also adding support for encrypting and decrypting files. potentially could an encrypted file vault.
universal file convertor
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Universal File Converter is a privacy-first file converter that runs entirely on your device. Your files never leave your iPhone or iPad — no uploads, no accounts, no cloud servers. PRIVATE BY DESIGN Every conversion happens on-device using Apple's native frameworks. Your files are never uploaded, shared, or stored anywhere, and no account is required. We use only anonymous, privacy-friendly analytics to understand product behavior and improve the app — no ads, no cross-app tracking, and we never sell your data. CONVERT WITH CONFIDENCE • Images: JPG, PNG, HEIC, WebP, GIF, TIFF, BMP • Video & audio: MP4, MOV, and M4A — converted right on your device • Image to PDF: single or multi-image, with page size options • PDF to Images: export every page as an image • Merge, extract, and rotate PDF pages • Batch processing: convert multiple files at once FREE TO USE Get 5 free conversions per day across all image and PDF formats. Need more? Go Pro for unlimited conversions, on-device video & audio, larger batches, and no PDF watermark. PRO UNLOCKS EVERYTHING • Unlimited conversions • Video & audio conversion (MP4, MOV, M4A) • Unlimited batch conversion • No PDF watermark • On-device smart tools as they ship Choose the plan that works for you: • Monthly: $4.99/month (7-day free trial) • Yearly: $29.99/year (7-day free trial) • Lifetime: $39.99 one-time purchase Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. Manage subscriptions in Settings > Apple ID > Subscriptions. Privacy Policy: https://universalfileconvertor.com/privacy Terms of Service: https://universalfileconvertor.com/terms
Screenshots
Verdict
The clearest difference is rating: Keywave. at 2.8 against universal file convertor's 1.0. Keywave. also leads on in-app purchases (none vs 3) and ratings volume (4 vs 1). universal file convertor's advantage is update cadence (every 2 months vs every 6 months). On price, ads, device support 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
Both are free to download. universal file convertor sells 3 in-app purchases, starting at $4.99 per month. Keywave. asks for nothing beyond the download.
Keywave. holds the better App Store score, 2.8 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.
Keywave. ships an update every 6 months, universal file convertor every 2 months. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.
| Parameter | Keywave. | universal file convertor |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (4 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 6 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.6 — better | 18.2 |
| Further details — not scored | ||
| Size | 11 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | William Kelley | JAYADITYA GUPTA |
In-app purchases
Keywave.
No in-app purchases
universal file convertor
- Pro Monthly7 Days trial$4.991 Month
- Pro Yearly7 Days trial$29.991 Year
- Pro Lifetime$39.99
Questions
Is Keywave. free?
Is universal file convertor free?
Which has better reviews, Keywave. or universal file convertor?
Do Keywave. or universal file convertor have ads?
Which is updated more often, Keywave. or universal file convertor?
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