Bamboo Calculator vs Instacalc.com
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bamboo Calculator
This app provides a digital calculator that records every step of your calculations, allowing you to easily review, modify, and recalculate previous entries. It offers basic arithmetic functions with added features like commenting and history editing for enhanced accuracy and convenience.
- Records every calculation step
- Edit and recalculate any step
- Add comments to calculations
- View and edit recent history
- Email and print calculation lists
- Customizable layout and color
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When calculate with a standard calculator, have you ever forget the previous step? Have you ever remember whether you miss a step? Yes, we need an calculator with every step, just like printing calculator. Although this calculator only has basic arithmetic operations, but it can meet most of our needs, such as checking accounts, calculating a shopping list, digital subtraction accumulate. The biggest advantage of this calculator is the ability to record every step of the operation, and you can choose any step then modify it, recalculate, without re-enter it. Features and Benefits: - Simple, rapid, accurate; - View every step of the operations, make sure it's right; - Free to modify each step, recalculate the results; - Add comments; - View recent history, and edit any history; - Mailing your calculation; - Print your calculations list; - According to personal habits set a different layout or color; Calculators: - Formula Calculator - List Calculator - Unit Converter Calculator - Loan Calculator - Tip Calculator - Math Calculators - Numeral System Calculators - Custom Calculators
Instacalc.com
This app bridges the gap between simple calculators and complex spreadsheets. It allows for natural language input, variables, and advanced functions, making calculations quick and easy to check. Share your calculations via a permalink.
- Natural language calculations
- Variable and row support
- Excel-style functions
- Unit and currency conversions
- Scientific and programming commands
- Shareable calculation permalinks
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Is a pocket calc too simple? Excel too much? Enter instacalc, the calc/spreadsheet sweet spot. Here's what users have to say: “I bleepin' love this site and I use it all the time. I especially love the simple variables and conversions.” “For quick ad-hoc calculations I like instacalc.com because: It's quick to write. It's free. It's less prone to mistakes and easier to check than Excel.” “An astonishing mixture between a simple calculator and a spreadsheet application.” Instacalc lets you... * Crunch numbers while seeing results in real-time * Use natural language (250k + 25%) * Use variables (profit = sales - cost) * Use excel-style functions (SUM, AVG, PMT...) * Use scientific and programming commands (trig, hex/bin, logical operators, if/else...) * Share a calc permalink with anyone (no login) * Use units (meters/feet, etc.) and currency, along with custom units * Dozens of more features (see below) If you login (free), the app syncs with the main instacalc.com website. Welcome to your new, favorite calculator. --- Here's a few more details on features: - Flexible Arithmetic: Easily manage calculations from "2 + 2 - 3" to complex expressions like "(3 * 5) / 2". - Instant Roots and Powers: Compute roots and powers in a snap, from "sqrt(9)" for square roots to "5^2" for exponents. - Master Percentages: Effortlessly calculate percentages, whether it's "5%", finding "17% of 200", or calculating "20 + 50%". - Modulo Operations: Solve "5 mod 3" quickly, perfect for programming and mathematical proofs. - Number Shortcuts: Speed through large numbers with shortcuts like "3.3k" or "200 million". - Scientific Notation Made Simple: Work with large values using entries like "1.234e3" or as simple as "1e-3". - Dynamic Variables & Rows: Create and manipulate variables "x = 9", and perform calculations across rows to streamline data analysis. - Comprehensive Unit Conversions: Convert "15 feet into inches" or complex rates like "15 miles/hour into feet/second". - Time and Date Wizardry: Calculate durations like "3 days in minutes" or perform timezone conversions "8pm PST in EST". - Advanced Financial Calculations: From loan payments using "PMT(rate, nper, pv)" to calculating the internal rate of return with "IRR(values)". - Statistical Tools: Analyze data using functions for variance "var(r1:r3)" or standard deviation "stddev(r1:r3)". - Trigonometry and Logarithms on the Go: Solve "sin(30)" or "log(2)" for both educational and professional uses. - Programming Made Easy: Tackle binary operations "bin(a = 3) and bin(a and b)", logical comparisons "2 * 2 > 3", and conditional statements. - Real-Time Financial Insights: Convert currencies "15 USD in EUR" and check real-time stock prices with "STOCK(AAPL)". Use Instacalc today and transform the way you handle calculations, whether for work, study, or daily life!
Screenshots
Verdict
The clearest difference is price: Instacalc.com at Free against Bamboo Calculator's $4.99. Instacalc.com also leads on update cadence (every 2 weeks vs every 3 months) and rating (5.0 vs 4.6). Bamboo Calculator's advantage is ratings volume (116 vs 4). On ads, in-app purchases, monetization model 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
Instacalc.com is free to download; Bamboo Calculator costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Instacalc.com holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Bamboo Calculator has 116 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 77% of Bamboo Calculator's written reviews are positive against 100% of Instacalc.com's.
Bamboo Calculator ships an update every 3 months, Instacalc.com every 2 weeks. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | Bamboo Calculator | Instacalc.com |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.6 (116 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 77.4% of reviews | 100.0% of reviews — better |
| Number of ratings | 116 — better | 4 |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 9 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 煦 张 | Kalid Azad |
Customer experience
Bamboo Calculator
Instacalc.com
Bugs and requests
Bamboo Calculator
Reported bugs
8 issues- Running history not shown alongside calculations page
- Bluetooth keypad numbers not accepted as input
- Comment function not working
- Background doesn't change
- Keyboard clicks cannot be stopped
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- No way to start a new list
- Tape sidebar removed
- Keyboard stretched horizontally on iPad
Requested features
13 requests- Personalize the calculator
- Add memory functions (M+, M-, MR, MC)
- Add copy/paste feature
- Add a converter (distance, speed, mass etc.)
- Improve skins/themes
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- Improve voice output
- Connect to calendar
- Ability to reopen a file
- Add narration for better narration effectiveness
- Ability to save lists of calculations
- Show running total in display above keypad
- Allow typing with keyboard
- Return to previous tape visibility feature
Instacalc.com
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Bamboo Calculator
No in-app purchases
Instacalc.com
No in-app purchases
Questions
Is Bamboo Calculator free?
Is Instacalc.com free?
Which has better reviews, Bamboo Calculator or Instacalc.com?
Do Bamboo Calculator or Instacalc.com have ads?
Which is updated more often, Bamboo Calculator or Instacalc.com?
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