Compare Flow vs D2 Runeword Matcher
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Compare Flow
This application helps engineers and designers evaluate the hydraulic flow capacity of various non-pressure sewer pipe types. It allows for comparisons between different pipe geometries and materials, including concrete, thermoplastic, and metal options.
- Manning's Formula calculation
- Compare hydraulic flow capacity
- Evaluate pipe geometry alternatives
- Compare pipe material options
- Supports concrete, thermoplastic, and metal pipes
- Circular, elliptical, arch, and box sections
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Compare Flow app uses Manning's Formula, the most widely accepted formula for evaluating the hydraulic capacity of non-pressure sewers. In order to evaluate possible alternatives in either pipe geometry or material, use this app to compare the hydraulic flow capacity among various concrete pipes including circular, elliptical, arch and box sections with circular thermoplastic and corrugated metal pipes.
D2 Runeword Matcher
This app helps Diablo 2 players quickly find and browse all available rune words. It offers a simple, ad-free interface for easy reference.
- Rune word lookup
- Browse all rune words
- Diablo 2 inspired design
- Ad-free experience
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A simple, hopefully nice looking, Diablo 2 inspired app that lets players check available rune words or merely browse all the rune words D2 has to offer. - No advertising, made for fun :D
Screenshots
Verdict
Compare Flow and D2 Runeword Matcher both sit at 4.6 stars, but that hides the real split: 89% of D2 Runeword Matcher's written reviews are positive against 50% of Compare Flow's. D2 Runeword Matcher also leads on update cadence (every 5 weeks vs every 32 months) and ratings volume (27 vs 5). On price, rating, ads and in-app purchases 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.
On the App Store both sit at effectively the same score — 4.6 for Compare Flow against 4.5 for D2 Runeword Matcher. That said, the two scores are not equally well evidenced: D2 Runeword Matcher has 27 ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 50% of Compare Flow's written reviews are positive against 89% of D2 Runeword Matcher's.
Compare Flow ships an update every 32 months, D2 Runeword Matcher every 5 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.
| Parameter | Compare Flow | D2 Runeword Matcher |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5 ratings) — better | 4.5 (27 ratings) |
| Positive reviews | 50.0% of reviews | 89.5% of reviews — better |
| Number of ratings | 5 | 27 — better |
| Update frequency | Every 32 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 13.6 — better |
| Further details — not scored | ||
| Size | 23 MB | 10 MB |
| Age rating | 4+ | 9+ |
| Developer | iENGINEERING Corporation | Adam Ake |
Customer experience
Compare Flow
D2 Runeword Matcher
In-app purchases
Compare Flow
No in-app purchases
D2 Runeword Matcher
No in-app purchases
Questions
Is Compare Flow free?
Is D2 Runeword Matcher free?
Which has better reviews, Compare Flow or D2 Runeword Matcher?
Do Compare Flow or D2 Runeword Matcher have ads?
Which is updated more often, Compare Flow or D2 Runeword Matcher?
Other comparisons
