Helia NC vs GoodTools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Helia NC
Easily manage your mobile usage in real-time. Track calls, SMS, and internet consumption, recharge credit, and purchase international data passes. Stay connected and in control of your mobile line.
- Real-time consumption tracking
- Credit and internet recharging
- Purchase international data passes
- View out-of-bundle usage
- Check package renewal dates
- Monitor prepaid credit expiration
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Helia Application – Manage your mobile consumption easily With the Helia application, follow your mobile consumption in real time, recharge your credit and your Internet in a few clicks. Download it now! Helia simplifies your digital daily life. With its free mobile application, you keep an eye on your consumption, recharge your credit or your Internet in the blink of an eye, whether you have a plan or a prepaid offer Liberté. At any time, wherever you are in New Caledonia or elsewhere, you can access your essential information and act in a few clicks. Do you have a Package M? · Follow in real time your call, SMS and Internet consumption. · View your out-of-bundle in one click. · Easily recharge your Mobile Internet. · Buy Travel Internet Passes to stay connected internationally. · View the renewal date of your package. Are you using a Liberté prepaid kit? · Monitor your consumption of calls, SMS and Internet. · Recharge your Liberté credit with ease. · Buy your internet refills or packaged refills. · Buy Travel Internet Passes to stay online everywhere. · Check the expiration date of your number and credit. Do you have a package for connected objects? · Follow in real time your Internet and SMS consumption. · View your out-of-bundle in one click. · Easily recharge your Mobile Internet. · Buy Travel Internet Passes to stay connected internationally. · View the renewal date of your package. Download the Helia app now to stay connected to those who matter and manage your mobile line without stress.
GoodTools
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GoodTools — a whole toolbox of handy mini tools in one tiny, offline app. No sign-up, no account, no ads, no network. Open it and grab what you need: a calculator, a stopwatch, a globe, a color mixer, a QR code, and more. Everything works offline. Every tool is built in and every result is computed on your device. GoodTools never connects to the internet and never collects your data — the only permission it asks for is the vibration a few tools use. Your notes and clipboard history never leave your iPhone or iPad. ALL THE TOOLS, SORTED BY WHAT YOU NEED Everyday • Calculator — four-function math, 12-digit display, circular keys • Stopwatch — start, pause, resume, lap, reset; centisecond MM:SS.CC timing • Countdown — wheels for hours, minutes and seconds, then a big full-screen countdown that keeps running while you are away • Note — a full-page notepad that saves as you type • Clipboard — keeps up to 100 snippets in a local history; tap a row to copy it back • QR Code Generator — turn text or a link into a crisp QR code and share it Math & Numbers • Factorial — exact factorials up to 1000, in full, with no scientific notation • Factorizer — break any number up to 100,000,000 into its prime factors • Prime Checker — test numbers of up to 20 digits, then scroll on for the following numbers with instant prime marks • Random Number — one tap for a fresh random number • Pi 10000 — the first 10,000 digits of π, scrollable and copyable • Constants — 14 physical and mathematical constants with values and units Converters • Temperature Converter — a slider in 0.1° steps from −30 °C to 120 °C, with °C and °F side by side • Angle Converter — any angle from 0° to 359°, read in degrees, radians and multiples of π Clocks & Time • Time — a bold, always-black full-screen clock ticking every second; rotate the digits to fill your screen • Year Progress — how much of this year has already passed, to six decimal places • New Year — how many days are left until 1 January Colors & Graphics • Color Mixer — four sliders for red, green, blue and alpha, a live preview, and the hex as #RRGGBB or #RRGGBBAA • Saved Colors — up to 100 of your mixed colors, ready to copy with one tap • Common Colors — 44 classic, material and neutral colors with their hex codes • Text to Image — up to 500 characters turned into a clean 1024×1024 image • Draw — sketch with your finger, undo the last stroke, and share the drawing as a PNG Play & Explore • Toss Coin — tap anywhere to flip a 3D coin high into the air, with a satisfying landing buzz (iOS 18+) • Cube — a 3D cube you can spin and tumble with your finger (iOS 18+) • Globe — a real 3D Earth with coastlines that spins under your finger • Ten Pick — a 10-sector wheel picks 1 to 10, with a tick as each one goes by • Hundred Pick — 1 to 100 on a 10×10 board; one tap lights 30 numbers in turn, slowing until the winner stays lit • Emoji — 336 emoji in a tidy grid; tap any one to copy it • Vibrate — press and hold anywhere for a steady vibration, up to 10 seconds WHY YOU'LL LIKE IT • Truly offline — works in the subway, on a plane, anywhere • Instant and clean — every tool opens at once, from one tidy grid of icons • Made for everyone — iPhone and iPad, portrait and landscape, light and dark mode, with VoiceOver labels PRIVACY FIRST GoodTools has no network access, so your information cannot leave your device. No trackers, no analytics, no accounts. Your note and clipboard history stay on your device. ABOUT GoodTools is a small app by an independent developer, made one tool at a time and polished until it feels right. If you have an idea for the next tool, send your feedback from the side menu — it is genuinely read. Download GoodTools today, and keep a whole toolbox in your pocket. Love it? A rating helps more people find it. Ideas or problems? Write to feedback@luanlujizhi.com. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: GoodTools at fortnightly against Helia NC's monthly. Helia NC's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Helia NC ships an update monthly, GoodTools fortnightly. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.
| Parameter | Helia NC | GoodTools |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (5 ratings) — better | — |
| Positive reviews | 16.7% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Monthly | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 24 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | OPTNC | Hangzhou Luanlu Several Network Technology Co., Ltd |
In-app purchases
Helia NC
No in-app purchases
GoodTools
No in-app purchases









