CalKeyboard vs Reflow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CalKeyboard
This keyboard app integrates a calculator directly into your typing experience. Perform calculations without leaving your current application. It's designed for quick math needs while messaging or working.
- Integrated calculator
- Type and calculate simultaneously
- Seamless integration
- Quick calculations
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No more explanation It's a keyboard with calculator should be created already keyboard!
Reflow
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Reflow is your AI task coach. Tell your coach what's on your plate and he turns it into a plan — small steps, one focus at a time. Built to be personal to the way you work. No endless task forms. Just a conversation that ends with the next right thing pinned in front of you. WHAT MAKES REFLOW DIFFERENT • Talk, don't organize — say what's on your mind; Your task coach creates the tasks, projects, and today plan for you • One focus at a time — pin a task, start a deep work block, get a check-in at the halfway mark • A coach in your tone — gentle encouragement, casual, boss mode, or drill sergeant • Built around your energy — Reflow learns what recharges you and works it into your day • Wrap up your day — a quick reflection, carry forward what's left, no guilt YOUR PLAN, EVERY MORNING Your task coach helps you commit to a realistic Today list — not everything, just what fits. Yesterday's unfinished tasks get handled the next morning instead of quietly piling up. REFLOW PRO The free plan includes up to 3 projects. Reflow Pro unlocks unlimited projects and full coaching, billed monthly or yearly with a 2-week free trial. Terms: https://288labs.com/reflow/terms Privacy: https://288labs.com/reflow/privacy
Screenshots
Verdict
The clearest difference is ads: CalKeyboard at none against Reflow's shown. Reflow's advantage is update cadence (every 6 weeks vs every 8 months). On price, in-app purchases, device support and iOS requirement 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. CalKeyboard sells 1 one-off in-app purchase and Reflow sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
CalKeyboard ships an update every 8 months, Reflow every 6 weeks. The most recent releases landed on September 25, 2026 and September 26, 2026 respectively.
| Parameter | CalKeyboard | Reflow |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 8 months | Every 6 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 2 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | FebesGoods Studio | Charles Gelman |
In-app purchases
CalKeyboard
- Full Version$0.99
Reflow
- Reflow Pro Monthly14 Days trial$6.991 Month
- Reflow Pro Yearly14 Days trial$49.991 Year
