Comparison

ToolFlow vs Klusto

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ToolFlow

Features
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ToolFlow brings 72 practical tools into one fast, native app for iPhone and iPad. Start free with 62 tools across calculation, conversion, financial, time, measurement, generator, productivity, and developer workflows. Unlock 10 Pro tools with a one-time purchase. No subscription, no account, no ads. Use ToolFlow to: • calculate tips, tax, BMI, pace, calorie needs, heart-rate zones, savings goals, loans, and more • convert units, cooking measures, data storage, timestamps, Roman numerals, number bases, Base64, colors, and JSON • add and subtract durations, shift a time of day, and measure time differences with Time Calculator • work faster with QR and barcode tools, PDF toolkit, OCR, markdown preview, teleprompter, image conversion, EXIF stripping, and slug generation • access measurement tools such as compass, GPS coordinates, metronome, tuner, decibel meter, flashlight strobe, barometer, AR measure, and Sun and Moon Times Built for daily use: • core tools work offline • widgets, lock-screen accessory widgets, and control widgets • App Shortcuts, Spotlight search, deep links, Favorites, and recent tools • privacy-first design with no tracking and no analytics SDK Some tools request on-device permissions only when needed, including camera, microphone, location, motion sensors, Photo Library add access, and NFC.

About

Klusto

Features
Read full description

Stop juggling apps. Keep your data. Your music, videos, notes, and finances shouldn't live on someone else's server. Klusto (Connect Tool) is a private client for the self-hosted services you already run — Navidrome for music, Emby for video, Memos for notes, Firefly III for your money. One app. Four services. Zero middlemen. YOUR MUSIC, EVERYWHERE • Connect to your Navidrome (or any Subsonic-compatible) server • Lock-screen controls, background playback, AirPlay, CarPlay • Browse albums, artists, playlists, and your full library offline • Search, queue, shuffle, repeat — the basics that just work YOUR LIBRARY, YOUR WAY • Stream from your Emby server with full library browsing • Resume where you left off, anywhere YOUR THOUGHTS, ON YOUR TERMS • Markdown notes via Memos with image attachments • Quick-capture from the home screen widget • Search across everything you've written YOUR MONEY, VISIBLE • Track transactions, accounts, and balances via Firefly III • See where it goes — no bank sync, no creepy fintech, no data sales BUILT AROUND YOUR DATA • Your credentials stay on your device • No analytics. No ads. No third-party SDKs phoning home • Open standards: Subsonic API, REST, Markdown GROWS WITH YOUR SETUP • New self-hosted services on the roadmap • If you run it, we want to connect to it Klusto — for people who run their own servers. Our privacy policy can be found at https://privacy.Klusto.site/privacy . Please also see our terms of use at https://www.apple.com/legal/internet-services/itunes/dev/stdeula/.

Screenshots

ToolFlow4 screens
Klusto4 screens

Verdict

The call

The clearest difference is update cadence: Klusto at every 5 days against ToolFlow's every 11 days. Klusto also leads on iOS requirement (14.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. ToolFlow sells 1 one-off in-app purchase and Klusto sells 5 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

ToolFlow ships an update every 11 days, Klusto every 5 days. The most recent releases landed on September 17, 2026 and September 18, 2026 respectively.

Scorecard2 real differences Ā· 4 level
ToolFlow versus Klusto: the parameters behind the verdict, then further details
ParameterToolFlowKlusto
PriceFreeFree
Update frequencyEvery 11 daysEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.014.0 — better
Further details — not scored
Size29 MB53 MB
Age rating4+4+
DeveloperSHANGRU LI婷婷 朱

In-app purchases

1 purchases

ToolFlow

One-time1
  • ToolFlow Pro$4.99
5 purchases

Klusto

Subscriptions4
  • Monthly7 Days trial$0.991 Month
  • 3 Months7 Days trial$2.993 Months
  • 6 Months7 Days trial$3.996 Months
Show 1 more
  • Yearly7 Days trial$4.991 Year
One-time1
  • Lifetime$7.99

Questions

Is ToolFlow free?
ToolFlow is free to download, with in-app purchases available.
Is Klusto free?
Klusto is free to download, with in-app purchases available.
Do ToolFlow or Klusto have ads?
Neither ToolFlow nor Klusto shows ads.
Which is updated more often, ToolFlow or Klusto?
ToolFlow ships an update every 11 days, and Klusto every 5 days. Most recently, ToolFlow was updated on September 17, 2026 and Klusto on September 18, 2026.

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