Crunch Time Pro vs Dark Memos
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Crunch Time Pro
This app is a powerful time and date calculator. It allows users to perform calculations with dates, times, years, days, hours, minutes, and seconds, and convert results between these units. It supports addition, subtraction, multiplication, and division for precise time-based computations.
- Calculate with dates, times, years, days, hours, minutes, seconds
- Convert between all time units
- Perform addition, subtraction, multiplication, division
- Input dates, times, or both
- Track time until or since an event
- Solve complex time-related questions
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Really cool Time & Date calculator which converts between units easily. * CALCULATE using dates, times, years, days, hours, minutes, & seconds. * CONVERT between all above units. * Includes MULTIPLICATION, SUBTRACTION, ADDITION, & DIVISION. * Simple design - very powerful functionality * EASILY & RAPIDLY INPUT dates, times, or both * Perform calculations in the units of your choice, then convert the answer to any other unit * Track how long until an event or how long since one occurred Examples: - If I ran a 5k in 20:09, then what was my pace?: 20:09 ÷ 3.1 = 6:30. - What if I took about 7 seconds off my pace, then how long would it take to complete my workout?: 6:30 - 7 = 6:23 × 3.1 = 19:48. - If I do 30 second reps 12 times, how much total time did it take?: 35 seconds × 12 = 7m 00s. - How many minutes is 8 hours? - Exactly old is someone born on 4/8/1985? - How many seconds? - How long has it been since we first met? - When is 6 weeks from today? - How many seconds in 30 years? - How many days is 1,000,000 seconds? - What about hours? Answer these, and other time-related questions! Crunch Time. Please feel free to contact us at support@alumra.ltd with any questions or feedback. As always, we'd love to hear from you!
Dark Memos
Create handwritten notes with a dark background. Organize your notes using folders. Ads are present but can be removed with an add-on purchase.
- Handwritten notes
- Black background theme
- Folder organization
- Ad-supported
- Ad-on to hide ads
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A simple handwritten note app with Black background. You can organize using the folder feature. *Ads are displayed. It can be hidden with Add-on.
Screenshots
Verdict
The clearest difference is price: Dark Memos at Free against Crunch Time Pro's $2.99. Dark Memos also leads on iOS requirement (11.0 vs 13.4). Crunch Time Pro's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, ratings volume 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
Dark Memos is free to download; Crunch Time Pro costs $2.99 up front. Dark Memos sells 1 one-off in-app purchase. Crunch Time Pro asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Crunch Time Pro against 5.0 for Dark Memos. Both are backed by a comparable volume of ratings — 2 and 2 respectively.
Crunch Time Pro ships an update every 7 months, Dark Memos every 33 months. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.
| Parameter | Crunch Time Pro | Dark Memos |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 5.0 (2 ratings) | 5.0 (2 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 2 | 2 |
| Update frequency | Every 7 months — better | Every 33 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 13.4 | 11.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Alumra, Ltd | tadashi atoji |
Customer experience
Crunch Time Pro
Dark Memos
In-app purchases
Crunch Time Pro
No in-app purchases
Dark Memos
- Remove Ads$3.99
Questions
Is Crunch Time Pro free?
Is Dark Memos free?
Which has better reviews, Crunch Time Pro or Dark Memos?
Do Crunch Time Pro or Dark Memos have ads?
Which is updated more often, Crunch Time Pro or Dark Memos?
Other comparisons
