Expected Waiting Time vs PrayDOS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Expected Waiting Time
Estimate your wait time in any queue. Input the number of people ahead of you and how many join the line per minute to get a calculated waiting duration. A simple tool for managing your time effectively.
- Estimate wait times
- Input people ahead
- Input people per minute
- Calculate waiting duration
- Simple interface
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This is a calculator application that allows you to estimate the waiting time in line. You can estimate how long you will wait in line from "the number of people already in line" and "the number of people in line in one minute". How to use (1) Count the number of people in line in front of you. (2) Count the number of people in line behind you in one minute. Please use the one-minute timer. (3) Click the "Calculate" button to calculate the waiting time. Translated with www.DeepL.com/Translator (free version)
PrayDOS
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PrayDos APP is a liturgical App which carries the liturgical resources of the Diocese of Singapore, her deaneries and her sister dioceses in the Province of Southeast Asia, namely the Diocese of West Malaysia, Diocese of Sabah and Diocese of Kuching. The Daily Offices, Communion Services, Lectionary Readings and Prayers can be accessed on a daily basis in different languages. This is a project initiated by Marine Parade Christian Church (mpcc.org.sg), in partnership with St Peter’s Hall (sph.org.sg). We are also being advised by the Provincial Liturgical Committee. If you have any feedback, please contact Revd Canon Terry Wong at terrywong@anglican.org.sg.
Screenshots
Verdict
The clearest difference is ads: PrayDOS at none against Expected Waiting Time's shown. Expected Waiting Time's advantage is update cadence (every 2 days vs fortnightly). 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. Neither carries in-app purchases, so what you see is what you pay.
Expected Waiting Time ships an update every 2 days, PrayDOS fortnightly. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.
| Parameter | Expected Waiting Time | PrayDOS |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 days — better | Fortnightly |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 3 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | takuya yanagawa | Gregory Johnston |
In-app purchases
Expected Waiting Time
No in-app purchases
PrayDOS
No in-app purchases
Questions
Is Expected Waiting Time free?
Is PrayDOS free?
Do Expected Waiting Time or PrayDOS have ads?
Which is updated more often, Expected Waiting Time or PrayDOS?
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