On This Date vs Thyla
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
On This Date
Read full descriptionHide full description
What happened on this day? Make a little room for history with On This Date, from great breakthroughs to surprising moments in science, culture, politics and sports. DISCOVER SOMETHING NEW EVERY DAY Explore more than 5,000 facts covering every day of the year. Discover up to five new facts a day for free and swipe through your discoveries. New facts are available for the current day; revisit days you have already collected whenever you like. HISTORY THAT FITS YOUR INTERESTS Choose the topics and subtopics you enjoy, with optional preferences for a region or period. Exclude topics or sensitive events you would rather skip. Your saved facts and favorites stay available. Your choices may leave fewer new facts available for a day. TAKE HISTORY OFFLINE Discover and read facts without an internet connection, in English, German or Spanish. Want to learn more? Follow source links to further reading. SHARE YOUR DISCOVERIES Send interesting facts to friends as image cards: square for messages or portrait for stories. You can share plain text too. All sharing features are free. EXPLORE MORE WITH PRO An optional one-time purchase gives you: • An ad-free app • Up to ten new facts per day • Favourites to find your best discoveries again • A timeline of your discoveries for the day you are viewing • Home Screen and Lock Screen widgets Widgets put today's fact right on your iPhone. See the event year and a text preview on your Lock Screen, then tap to open the fact shown. Widget previews and a step-by-step guide help you get set up. Pro is a one-time purchase with no subscription. See the price before you buy. The free version contains ads. Get a reminder on days when you have not opened the app. Have an idea or a question? Send bug reports and feature requests by email straight from Settings. For iPhone with iOS 26 or later. Ads, purchases and external sources require an internet connection.
Thyla
Read full descriptionHide full description
Featuring *every* native mammal, bird, fish, insect & invertebrate dwelling Tassie! - Understand our amazing native wildlife thats all around you by seeing it organised in different ways! + Track the critters you've seen and upload of the photo of wildlife you've come across in our state to share with everyone! This is just a little hobby project ive been working on for fun. I have ambition to feed data back into iNat and more in time!
Screenshots
Verdict
The clearest difference is in-app purchases: Thyla at none against On This Date's 1. Thyla also leads on ads (none vs shown) and iOS requirement (15.0 vs 26.0). On price, update cadence 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. On This Date sells 1 one-off in-app purchase. Thyla asks for nothing beyond the download.
On This Date ships an update every 2 months, Thyla every 3 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.
| Parameter | On This Date | Thyla |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 26.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 72 MB | 31 MB |
| Age rating | 12+ | 4+ |
| Developer | Jannis Guhl | William Fischer |
In-app purchases
On This Date
- On This Date Pro$1.99
Thyla
No in-app purchases
