Frog Otto vs BLE Serial tiny
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Frog Otto
Control a biped robot using a Bluetooth 4.0 connection. This application allows for a variety of actions to be performed by the robot through its interface.
- Bluetooth 4.0 connectivity
- Control biped robot actions
- Variety of button controls
- Robot movement customization
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This is a Bluetooth APP (4.0) for controlling FrogOtto's biped robot. More buttons can make FrogOtto achieve a variety of actions.
BLE Serial tiny
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With this app it is possible to communicate between Arduino, Raspberry pi or other PC's equipped with an CC2541 or compatible BLE module like a JDY-23 or HM-10. This app is intended as a preview for the full edition with many features. The full edition is available in the app store as " BLEserial HM-10". https://apps.apple.com/nl/app/bleserial-hm-10/id1602239700?l=en
Screenshots
Verdict
The clearest difference is iOS requirement: Frog Otto at 10.0 against BLE Serial tiny's 15.0. On price, update cadence, 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.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.
| Parameter | Frog Otto | BLE Serial tiny |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 15 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | 克俭 左 | Ed Nieuwenhuys |
In-app purchases
Frog Otto
No in-app purchases
BLE Serial tiny
No in-app purchases
Questions
Is Frog Otto free?
Is BLE Serial tiny free?
Do Frog Otto or BLE Serial tiny have ads?
Which is updated more often, Frog Otto or BLE Serial tiny?
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