Trig Instruments Toolbox vs Days Counter (Countdown Days)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Trig Instruments Toolbox
This utility app provides a collection of essential field tools, including a ratio to angle converter, inclinometer, tally counter, and protractor. It leverages your device's sensors for accurate estimations and calculations, reducing the need to carry multiple physical instruments.
- Ratio to Angle converter
- Inclinometer
- Tally counter
- Protractor
- Uses device sensors for accuracy
- New free tools added regularly
Read full descriptionHide full description
Each tool is designed to be useful in the field, so you don't need to bring a pile of equipment and notes with you to do estimations and calculations. Taking advantage of your device's built in gyro, compass and camera, to give the most accurate results. The Trig Tool Box contains: • Ratio to Angle converter • Inclinometer • Tally counter • Protractor With more free tools being added all the time. Download now to keep this tool box in your back pocket - you never know when they will come in handy.
Days Counter (Countdown Days)
Read full descriptionHide full description
Days Counter is designed for people whose schedule is replete with various important occasions. It is made for counting days, weeks, months or years elapsed after an event or the remaining days. For example: How many days away from your Family's birthday? When to pay your credit card? How many days are there from your payday? How long has it been since the baby was born? Regardless of the nature of the event, you can sleep peacefully and still none of them will escape your attention. The Days Counter app has a minimalistic design, a beautiful home screen and many options to make each of your events special! Never miss your couple's special occasions. Do you want to track nofap, exercise challenge, how long have you been free from smoking or your sobriety? If so, this app will certainly help you!
Screenshots
Verdict
The clearest difference is in-app purchases: Trig Instruments Toolbox at none against Days Counter (Countdown Days)'s 1. Trig Instruments Toolbox also leads on ads (none vs shown). Days Counter (Countdown Days)'s advantage is update cadence (every 5 weeks vs every 27 months) and iOS requirement (13.0 vs 15.0). On price 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
Both are free to download. Days Counter (Countdown Days) sells 1 one-off in-app purchase. Trig Instruments Toolbox asks for nothing beyond the download.
Trig Instruments Toolbox ships an update every 27 months, Days Counter (Countdown Days) every 5 weeks. Both last shipped on October 7, 2026.
| Parameter | Trig Instruments Toolbox | Days Counter (Countdown Days) |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 27 months | Every 5 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 54 MB | 31 MB |
| Age rating | 4+ | 17+ |
| Developer | Stevens Marketing Limited | 庆鸿 林 |
In-app purchases
Trig Instruments Toolbox
No in-app purchases
Days Counter (Countdown Days)
- Lifetime Membership$9.99
Questions
Is Trig Instruments Toolbox free?
Is Days Counter (Countdown Days) free?
Do Trig Instruments Toolbox or Days Counter (Countdown Days) have ads?
Which is updated more often, Trig Instruments Toolbox or Days Counter (Countdown Days)?
Other comparisons















