iPerf vs UniSave
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iPerf
Measure your network's maximum TCP bandwidth with this tool. It allows for the tuning of various parameters and UDP characteristics, and is compatible with iperf3 on other platforms. View Wi-Fi interface link speed and SSID.
- Network performance testing
- TCP bandwidth measurement
- UDP characteristic tuning
- iPerf3 client/server compatibility
- Customizable arguments
- Wi-Fi interface details
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This app is an iOS port for iperf3, which is the most commonly used network testing and performance computation tool. Iperf is a tool to measure maximum TCP bandwidth, allowing the tuning of various parameters and UDP characteristics. Features - Compatible with iperf3 in other platforms - Run as iperf3 client or server - Customize iperf3 arguments - Display Wi-Fi interface link speed and SSID IMPORTANT This application is based on iperf 3.21, which is not compatible with the legacy iperf (version 1.x and 2.x). And it may have some minor issues with the other iperf3 versions.
UniSave
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Save it. Find it. Yours forever. UniSave is a calm place for everything you mean to read: articles, threads, videos and docs. Save from any app with the Share button, from Safari, or from the UniSave Chrome extension, and it is all in one library on your iPhone and iPad. SAVE IN A TAP • Share from any app, or paste a link • Works offline; saves sync when you are back online • Collections, tags, favorites and notes READ WHAT MATTERS • A short AI summary and tags for every link, so you can triage a long list in seconds • A clean built-in reader with highlights • Mark as read and see what you finished this week FIND IT AGAIN • Search titles, summaries, notes and page text • Ask AI: describe what you remember and get the page back, with sources YOUR DATA IS YOURS • Full export of your library at any time, free • Lifetime option: pay once, no subscription • No ads. We never sell your data. FREE AND PRO UniSave is free with unlimited bookmarks, including 30 AI summaries and 10 Ask AI questions a month. Pro removes the AI limits and adds why-I-saved notes and a priority queue: monthly, yearly with a 7-day free trial, or lifetime. Anything that is free today stays free. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the period. Manage or cancel in your App Store account settings. Terms: https://unisave.io/terms-of-service Privacy: https://unisave.io/privacy-policy
Screenshots
Verdict
The clearest difference is price: UniSave at Free against iPerf's $1.99. UniSave also leads on update cadence (every 3 months vs every 9 months) and iOS requirement (17.0 vs 26.0). iPerf's advantage is in-app purchases (none vs 2). On 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
UniSave is free to download; iPerf costs $1.99 up front. UniSave sells 2 in-app purchases, starting at $4.99 per month. iPerf asks for nothing beyond the download.
iPerf ships an update every 9 months, UniSave every 3 months. The most recent releases landed on November 6, 2026 and November 9, 2026 respectively.
| Parameter | iPerf | UniSave |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.2 (19 ratings) — better | — |
| Positive reviews | 41.7% of reviews | — |
| Number of ratings | 19 — better | — |
| Update frequency | Every 9 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple TV — better | iPhone, iPad |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Surge Networks Inc. | LE ANH TUAN |
In-app purchases
iPerf
No in-app purchases
UniSave
- UniSave Pro Monthly$4.991 Month
- UniSave Pro Annual$39.991 Year









