IP4K vs FlexiCalc Editable Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IP4K
Transform your iPhone or iPad into a 4K IP camera accessible wirelessly over your local Wi-Fi network. Stream video to any device using a web browser or VLC Player, and even record multiple streams simultaneously.
- Transforms device into a 4K IP camera
- RTSP protocol support
- Wireless streaming over local Wi-Fi
- Viewable via web browser or VLC Player
- Record multiple IP camera streams
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When you run it your device iPhone or iPad become IP Camera by RTSP protocol. You can watch video from IP4K wirelessly in your local WIFI network via Google Chrome on any other device. Just type in chrome browser address from IP Cam(left upper corner) like rtsp://192.168.0.101 for example. Or just download VLC Player (We recommended using VLC Player, because low latency and many features) on any computer or mobile device connected to your local network. Then open VLC Player -> Open Network... -> Type your iPhone IP which showed in IP4K app (in upper left corner) like rtsp://192.168.0.101 (for example) -> Press "open" and watch. Also you can use Apple TV for watching IP Cam stream. WARNING! This app can drain your battery quickly. Use power adapter or reduce resolution and FPS (SD with 20 frames per second is good for long working time on single charge). With VLC player you also can record streams from many IP Cam's at same time!
FlexiCalc Editable Calculator
This app offers a dynamic calculation experience where numbers and formulas remain editable, updating results in real-time like a simplified Excel. It's ideal for financial planning, shopping calculations, loan assessments, and business analysis on a flexible canvas.
- Dynamic, editable calculations
- Flexible canvas for organizing elements
- Save and compare calculation scenarios
- Use built-in or custom templates
- Smart labeling for clarity
- Cloud sync across devices
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FlexiCalc combines a calculator with a free-form canvas, turning calculations into an intuitive, visual workspace like taking notes Built for scenarios requiring constant tweaking, step-by-step projection, and comparing options. Change one key number and all linked results update automatically From mortgage calculations and investment projections to shopping discounts, business quotes, and reverse calculations, handle it all on a single canvas KEY FEATURES - Live linked calculations: Continue calculating from existing results just like Excel. Edit a source number and downstream steps update automatically; inspect upstream sources and downstream uses with the reference checker - Free-form canvas: Freely drag numbers, operators, text, and full expressions anywhere. Add labels like “tax rate” or “discount” to make figures intuitive; supports mini map, two-finger zoom, and single-line formula display - Highlighted number labels: Tag numbers with “cost,” “profit,” “interest,” and more so every figure makes sense at a glance; keep key results highlighted and customize display format and precision - History management: Automatically saves every calculation with renaming, deletion, and fast switching for comparing scenarios; search by page name and number notes to retrieve past work instantly - Multi-scenario templates: Built-in templates for mortgages, loans, investments, discounts, cost, and profit; use them out of the box or save your own reusable templates - Scientific keyboard: Common scientific functions built in; long-press any function key for a concise explanation and sample usage - Currency converter: Real-time global exchange rates for multi-currency calculations, historical trend charts, extreme value stats, and handy quick-reference tables - Home Screen widgets: Add currency cards in multiple sizes to your Home Screen with customizable base currencies and display lists - Voice input: Speak numbers and operators directly to cut down on repetitive typing - Cloud sync: Keep calculations in sync across devices in real time, whether at home, in the office, or on the go APPLICATIONS - Investing & finance: Calculate compound growth, DCA returns, and deposit interest to evaluate multiple strategies side by side - Travel abroad: Convert local prices instantly during trips, track travel expenses, and monitor exchange rate trends anytime - Shopping & deals: Stack price cuts, percentage discounts, and coupons to find the exact final price - Loan & mortgage estimates: Calculate monthly payments and total interest for mortgages, auto loans, and installment plans; adjust rates to see changes immediately - Business analysis: Work out costs, profits, taxes, and gross margins, fine-tuning client quotes with live linked numbers - Engineering & surveying: Track elevation differences, cut-and-fill volumes, pipe inverts, and multi-step datum adjustments; edit baseline values and keep all connected checks accurate FlexiCalc is not just a calculation tool—it is an auto-updating calculation notebook Complex data analysis, financial planning, investment decisions, shopping comparisons, and engineering estimates all stay organized on one clear canvas Whether you are a finance enthusiast, investment analyst, student, engineer, or anyone working with numbers, FlexiCalc gives you the most natural way to calculate Download now and experience calculations where editing a number never means starting over Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: FlexiCalc Editable Calculator at Free against IP4K's $2.99. FlexiCalc Editable Calculator also leads on rating (4.5 vs 4.0) and review sentiment (86% vs 55%). IP4K's advantage is in-app purchases (none vs 3) and iOS requirement (13.1 vs 16.4). On ratings volume, 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
FlexiCalc Editable Calculator is free to download; IP4K costs $2.99 up front. FlexiCalc Editable Calculator sells 3 in-app purchases, starting at $0.99 per month. IP4K asks for nothing beyond the download.
FlexiCalc Editable Calculator holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 74 and 26 respectively. Written reviews point the same way: 55% of IP4K's written reviews are positive against 86% of FlexiCalc Editable Calculator's.
IP4K ships an update every 5 months, FlexiCalc Editable Calculator every 2 weeks. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.
| Parameter | IP4K | FlexiCalc Editable Calculator |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.0 (74 ratings) | 4.5 (26 ratings) — better |
| Positive reviews | 54.7% of reviews | 86.2% of reviews — better |
| Number of ratings | 74 — better | 26 |
| Update frequency | Every 5 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 1 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | Anna Koynova | 艳君 武 |
Customer experience
IP4K
FlexiCalc Editable Calculator
In-app purchases
IP4K
No in-app purchases
FlexiCalc Editable Calculator
- Monthly$0.991 Month
- Annual$7.991 Year
- Lifetime$14.99
Questions
Is IP4K free?
Is FlexiCalc Editable Calculator free?
Which has better reviews, IP4K or FlexiCalc Editable Calculator?
Do IP4K or FlexiCalc Editable Calculator have ads?
Which is updated more often, IP4K or FlexiCalc Editable Calculator?
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