iHearIt vs 40th ISOC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iHearIt
This app allows users to create and save audiograms directly to Apple Health. It facilitates headphone accommodations for devices like AirPods by integrating audiogram data. Users can also input existing audiogram information from a doctor's visit.
- Create audiograms
- Save to Apple Health
- Headphone accommodation for AirPods
- Input existing audiogram data
- Digital audiogram bridge
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This app integrates your audiograms to Apple Health! Create easily an audiogram with nine default frequencies and save it with only one tap to Apple Health. This audiogram can be used e.g. for headphone accommodations to equalize your AirPods/AirPods Pro/AirPods Max. You can just use your audiogram data e.g. from your hearing doctor if you have it on paper. This app is the bridge to the digital version of your audiogram.
40th ISOC
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Navigating the 40th International Symposium on Combustion has never been so easy: with six days packed with educational keynotes, paper presentations, panel discussions, poster sessions, and social events, this app will keep you up to date and help organize your schedule with the planner feature. Check when the most interesting talks are held, track what is happening in each room, read abstracts and bios, and access our daily bulletin. Don’t miss a minute of the 40th C.I.’s International Symposium on Combustion!
Screenshots
Verdict
The clearest difference is price: 40th ISOC at Free against iHearIt's $4.99. 40th ISOC also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On 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
40th ISOC is free to download; iHearIt costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | iHearIt | 40th ISOC |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.6 (9 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 4 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Linder | TERAS MM SRL |
In-app purchases
iHearIt
No in-app purchases
40th ISOC
No in-app purchases



