BioGlo vs Calmika
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
BioGlo
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Itβs a microbeβs world, and we just live in it. BioGlo is an amazing new product from Magical Microbes, and it lets you experience the magic of bioluminescence in your homes, using living bioluminescent microbes called dinoflagellates (or "dinos" for short). The BioGlo App controls the BaseLight device, which provides the optimum lighting conditions for your BioGlo. Magical Microbes' innovative STEM kits leverage student creativity and ingenuity while exposing them to the magical world of microbes.
Calmika
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Calmika helps families support autistic and neurodivergent children with calm, visual everyday tools. The app combines AAC communication boards, visual routines, first-then support, calm-down activities, social stories, coloring, music, learning games, and parent guidance in one child-friendly environment. Calmika is completely free and ad-free. All features are available without a subscription or in-app purchase. Calmika is built for predictable, low-pressure use: soft visuals, simple navigation, parent-gated settings, and a design focused on everyday family routines rather than ads or overstimulating rewards. Calmika does not provide medical diagnosis, treatment, or therapy replacement. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://calmika.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: BioGlo at none against Calmika's 3. Calmika's advantage is update cadence (every 3 weeks vs every 47 months). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Calmika sells 3 in-app purchases, starting at $3.99 per month. BioGlo asks for nothing beyond the download.
BioGlo ships an update every 47 months, Calmika every 3 weeks. The most recent releases landed on October 26, 2026 and October 5, 2026 respectively.
| Parameter | BioGlo | Calmika |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 47 months | Every 3 weeks β better |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details β not scored | ||
| Size | 3 MB | 93 MB |
| Age rating | 4+ | 4+ |
| Developer | Trygve Enterprises LLC | David Kovacs |
In-app purchases
BioGlo
No in-app purchases
Calmika
- Calmika Pro Monthly$3.991 Month
- Calmika Pro Annual$39.991 Year
- Calmika Pro Lifetime$69.99
Questions
Is BioGlo free?
Is Calmika free?
Do BioGlo or Calmika have ads?
Which is updated more often, BioGlo or Calmika?
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